Synonym of keep under careful observation

keep an eye on watch observe surveil eye monitor check scrutinise scrutinize cover stalk survey spy on keep tabs on eagle-eye keep track of keep a tab on keep under observation watch closely keep a close watch on keep one's eye on keep under scrutiny keep under surveillance keep watch on keep a beady eye on watch like a hawk follow track examine keep in sight shadow trail tail study oversee watch over pay attention to note inspect hunt hound trace supervise take notice of heed stake out superintend bird-dog regard view look at eyeball scan spy clock check out dog chase pursue course keep a check on run tag see notice behold spot witness perceive discern sight espy descry distinguish catch gaze at take in get a load of take a gander at keep a weather eye on twig take a shufti at take a dekko at record lurk nearby case put a tail on be on the prowl audit mind run after keep under watch bedog check up on follow secretly lurk close by lurk behind investigate go after follow the trail of listen to contemplate check on discover pick up on reconnoiter peer at recce detect reconnoitre look on get an eyeful of mark work undercover keep a watch on secretly follow observe furtively memorise check up check over keep tabs suss out consider scope memorize give the eagle eye ride shotgun guard lookout over keep under guard keep in view keep watch over give chase to preside over invigilate police conduct bring up the rear follow on hang back tag along behind linger behind run down string along tag along follow a scent hunt down spoor run to earth run to ground take out after nose out poke along keep up with keep up to date with keep in touch with lurk in the shadows remark gape slang rubberneck stare at size up glance at peruse leer take a look gawp at gaze upon have a gander at have a squint at have a dekko at give something a once-over give the eye give the once-over have a shufti at have take a glance at have a look keep eagle eye on glimpse catch sight of make out pick out lay eyes on recognize review look over recognise clap eyes on set eyes on overlook catch a glimpse of explore feast your eyes on take note of focus on con get a glimpse of flash identify read pore over search take stock of gape at assess probe stare vet canvass gaze sweep dig glare at pay heed to eye up scope out take a look at have sight of gawk at peep at peek at ogle scour skim appraise look into inquire prospect pipe enquire find assay eagle eye glance over go through leer at have a look-see run over give the once over subject to an examination run your eye over take a gander take note weigh up become aware of flash on sift through take heed of face traverse earmark acknowledge glare range over feast one's eyes see over spectate be shown over rubberneck at pick up give attention to gawk know by sight pierce pry peer penetrate take notice goggle ponder believe check something out beam comb have a butcher's at locate scrutinate concentrate beware ogle at rake have a look-see at attend screen concentrate on pinpoint place parse look fixedly surf glass take a good look at winnow undersee encounter fix one's gaze take a butcher's at riffle look riff browse rumble fix one's gaze at rivet on look at carefully look see search into make eyes at not take one's eyes off be a witness be on the scene look on at be a witness to be on hand be present be present at estimate spy out meet with turn up ferret out point out get a sight of see briefly get an eyeful gage analyze evaluate triangulate skim through run through dip into analyse size summarise chart graph plot gauge valuate summarize leave no stone unturned in go through with a fine-tooth comb hunt through look through delve in cast an eye over look up and down get a bird's-eye view of map out look upon register pay attention bear in mind hearken take to heart pay heed give a thought to attend to hearken to give thought to take into consideration research test scout question interrogate catechize go over work over go over with a fine-tooth comb give something a going-over give something a look-see subject to an inspection kick the tires

keep under constraint keep under control keep under custody keep under guard keep under lock and key keep under observation keep under keep trying keep trim keep trekking keep track of keep track