Synonym of earthshaking

adj.

loud enough to shake the very earthsufficiently significant to affect the whole world

significant important consequential momentous major material substantial weighty historic eventful monumental big meaningful much tectonic remarkable tremendous devastating earthshattering stunning earth-shattering considerable serious notable heavy memorable crucial critical grave outstanding fateful vital landmark great headline decisive appreciable far-reaching of significance of consequence extraordinary epoch-making urgent fundamental marked extensive useful sizable of moment strong principal groundbreaking noteworthy paramount worthwhile deep sizeable pivotal prime ground-breaking unforgettable portentous life-changing earth-shaking essential signal pressing key of importance milestone heavyweight valuable ample major league of great import big-time heavy-duty vast earnest pronounced hefty large-scale major-league high-priority exceptional life-and-death all-important big league meaty famous celebrated red-letter breakthrough famed renowned pioneering relevant innovative revolutionary innovatory well-known active telling valid purposeful radical full lively busy exciting utmost dramatic indicative profound pithy tough difficult event-filled strenuous sententious strategic leading no joke sober prominent influential sombre super colossal hard eminent no laughing matter powerful main mammoth solemn somber super apocalyptic hectic action-packed sensational conclusive glaring distinctive front-page noticeable high-level preponderant severe obvious rare unusual extreme resonant cardinal especial impactful unordinary special ponderable forceful potent striking large climacteric newsworthy mighty glorious capital conspicuous intense keynote particular worthy of attention carrying a lot of weight emphatic quantum uncommon generous imposing impressive burning immense central epochal solid huge enormous real world-shaking world-shattering exceeding prodigious biggish astronomic ultra goodly titanic astronomical firm respectable grand sturdy sound substantive good durable healthy massive big-deal superabundant abundant steady splendid excellent competent splendorous of value effectual dynamic ultimate of use capable top skookum energetic top-drawer robust efficient top-notch number-one stupendous able big time efficacious effective big-league talented acute indispensable necessary imperative of great consequence chief requisite integral distinguished pre-eminent salient needed compelling required preeminent arresting palpable primary exigent clear determining mandatory evident manifest visible basic of the utmost importance supreme perceptible illustrious dominant phenomenal must-have of the essence eye-catching vitally important catchy foremost necessitous detectable discernible observable needful deciding unmistakable sweeping predominant compulsory amazing obligatory brilliant distinct reasonable astonishing distinguishable overriding absolute pertinent unique of great importance out of the ordinary sedate staid patent definite decided singular interesting intrinsic core quintessential life and death commanding focal unparalleled bold humourless humorless comprehensive prerequisite underlined definitive tangible superior pointed apparent measurable arrestive broad plain called for wide no-nonsense expansive dire determinative showy big deal noble satisfying premier flamboyant splashy wide-ranging notorious kenspeckle cogent recognizable widespread incredible mind-blowing final awesome blatant master prestigious incomparable settling trenchant haunting complete sensible superlative extended ponderous unprecedented forcible thorough far-flung certain puissant rangy spectacular highest grabby clear-cut surpassing noisy uncomic bodacious first treasured wonderful recognisable vivid surprising ruling bright tidy across-the-board exhaustive grievous convincing primal discernable constitutive persuasive perceivable apprehensible number one refreshing topmost something else never to be forgotten indelible unrivalled meat-and-potatoes awe-inspiring redoubtable unsurpassed thrilling all important inimitable defining peculiar operative controlling authoritative stimulating atypical pervasive cherished precious all-embracing odd invaluable abnormal high-profile noted of note staple star rich positive rudimentary astounding unexpected extraordinaire global greatest bizarre elementary uppermost downright lucid unwonted unrivaled arch sovereign terrible direct mind-boggling unconventional inherent overbearing eloquent not to be forgotten overmastering sovran ringing life-or-death excessive bottom-line far-out out of this world ominous numero uno revealing germane peerless all-encompassing fair unequalled matchless fitting apposite consummate inauspicious shocking apt overarching threatening staggering worrying last citable in-depth scandalous instrumental startling wholesale appropriate direful mentionable namable nameable unexampled menacing painful satisfactory strange acclaimed buzzworthy inclusive settled luminous uncustomary underlying curious far-ranging weird shaping fatal ill-fated electrifying priceless incisive anomalous peremptory astral lead enduring terrific overt unfamiliar resounding queer choice unconcealed transparent dazzling almighty harsh elemental unreal remembered rememberable gloomy plausible irresistible dangerous crisp dynamite stellar venerable unequivocal transcendent foundational dreadful eye-popping unequaled egregious aberrated freak preternatural aberrant maximum universal distressing structural prevailing basal fascinating of substance fat mondo bad reasoned credible unanswerable unambiguous uttermost max nitty-gritty moving coherent unmatchable constitutional rudimental awful bitter novel insistent explicit vehement rational logical well-founded articulate audible unsurpassable thundering inconceivable unequalable towering marvellous fixed in the mind sure copious wondrous most innate outright well reasoned well-grounded detailed prior unqualified atypic worldwide much needed out-and-out wicked maxi sharp peracute aggressive express assured charming marvelous now or never confident exalted attention-grabbing very important blue-chip high-powered expressive moderate applicable overwhelming king worthy topical ascertainable drastic apropos productive affecting impactive careful legit handsome good-sized estimable storming everything of considerable importance intrusive projecting protruding obtrusive jutting largish bountiful thumping distingué well known glum miraculous optimum doomful unlucky resultful senior stern overruling not to be ignored formidable grim dour ideal best unbelievable climactic champion cognizable perspicuous understandable traceable austere exact different revered world-class big-name respected high-ranking storied dear business-critical mission-critical quiet downbeat sad drop-dead demanded untypical unaccustomed arch- axial fantastic of particular interest worthy of note cold sober life-saving jaw-dropping gee-whizz immediate top-priority uncanny fearless tenacious vigorous undeniable responsible evaluative causal inestimable unheard-of irregular infrequent worthy of mention murder splash boss hot stand-out cool life or death jazzy lofty confounding testing incumbent prevalent apogean matter of life and death to be reckoned with top-level overshadowing of concern imperious irreplaceable smashing amazeballs primo extremely important of great moment of vital importance searching trying uncharacteristic involuntary nonelective forced assertive horrifying helpful characteristic nth assiduous considered scrupulous diligent meticulous punchy histrionical theatric performant powerhouse on the ball sufficient enthusiastic hard-hitting successful graceful psychological compulsatory gratifying easily seen unco world class zero cool gilt-edged natural original open and shut diametrical serviceable the end worth mentioning worth taking a look at under one's nose wholehearted categorical big as life can't miss it constituent orderly compulsive systematic methodical in plain sight in full view wanted desired incumbent on recommended expedient preferred proper de rigueur binding name of game specified root initial primordial primitive organic right under your nose valorous ardent determined component connected out of the way seldom seen unthinkable unimaginable desperate clamorous blanket greater ascendant extremely useful worth its weight in gold extremely helpful beyond price violent full-blooded muscular unconditional triumphant fulfilling august unmatched justified consistent convictive inducing suasive a hard nut to crack litmus test ingrained beginning introductory abecedarian afflicting damaging stirring sensationalistic lurid appalling showdown climatic touchy ambitious name-of-the-game nonpareil larger predominating at the heart of heroic uplifting proud one hundred per cent no mistake dogmatic stressed for a face accented flat touch and go on thin ice hanging by thread coal-and-ice hurtful agonizing reminiscent evocative wounding sensationalist breathtaking screaming gee-whiz catchpenny wide-reaching mass well organized sustaining axiomatic supporting deep-seated substratal underived groundlaying axiological substrative grass-roots theoretical bottom flagrant only resplendent cheering magnificent shining honorable pleasurable rewarding pleasing honourable sublime heart-warming moulding guiding prepotent in control prepollent lasting exquisite three-dimensional superb nationwide injurious yellow shock-horror melodramatic hair-raising across the board timeless unfading super-duper much touted fab doozie something highly rated sinister involved nourishing hearty dominating overpowering life-threatening disastrous everlasting immortal eternal perpetual undying fine spacious packed walloping bull whopper chock-full hulking stuffed intercontinental a whale of a colossal humongous voluminous brimming crowded bulky roomy strapping husky capacious oversize international commodious burly whopping jumbo monster awash gigantic of repute well thought of well received of distinction imperishable enthralling forming developmental utter cruel tormenting galling heartrending harrowing excruciating torturous piquant extravagant tabloid vulgar pungent livid X-rated emotional sultry coloured rough coarse colored brutal epigrammatic compact factual outrageous in the ascendancy foreboding of high standing solid gold select admirable rank standout unlimited encyclopedic elegant delicate dainty fierce bleak hazardous arduous toilsome ugly taxing audacious barefaced naked heinous brazen shameless harmful calamitous full of interest mellow mellifluous sonorous to the max catholic compendious sheer arrant undisguised out of sight formative molding disgraceful inordinate shameful atrocious reprehensible eclectic the most sobering exacting punishing precarious grinding perilous minatory warning premonitory alarming foreshadowing unquestionable open exorbitant villainous unmitigated monstrous iniquitous giving food for thought agonising vibrant mortal umbrella stamped on your memory intensive immoderate gross unarguable guaranteed concrete interdisciplinary encyclopaedic scopic multidisciplinary prognosticatory forbidding doomy predictive ill-omened ill-boding baleful ill out and out brass-necked recherche specific proven univocal black-and-white identifiable full-bodied melodious full of content full of meaning broad-ranging written all over one very fine first-rate first-class bodeful unfavorable unfavourable unpropitious unpromising cut-and-dried convinced all-inclusive recognized black and white well-defined as plain as the nose on your face well-marked minute as plain as daylight forthright clearly defined graphic hard and fast cut and dried clean-cut crystal clear straightforward undubitable known silhouetted not vague recognised stated fruity booming mellifluent dulcet cross-disciplinary augural fated exhilarating impending inspiring doomed intriguing suggestive prophetic destined silvery phat canorous rotund more powerful more important most important most influential most prominent most significant most powerful

blockbusting chartbusting earthshattering epic outstanding popular record breaking sensational successful

earth-shaking earthshaking event earthshakingly earthshattering earth-shattering earth-shattering event Earth's crust earth scientist earth sciences earth science earths Earth return vehicles