Synonym of safety plug

safety net protection safeguard shield buffer guard safety device screen fallback insurance fail-safe preventive measure protective umbrella safety valve sheet anchor precaution provision insurance policy security defence cover aegis preventive surety escort prophylactic armament shelter indemnity ward armour bulwark buckler defense palladium caution ammunition convoy egis safety measure armor wall safety cushion protector support immunity deterrent barrier fortification safeguarding guarding preservation assurance stronghold safekeeping refuge shielding guarantee care bastion bumper guardianship resistance sanctuary custody hedge conservation preventative indemnification salvation pad buttress rampart supporter defender warranty keeping fence coverage shock absorber mainstay prop preventative measure hindrance block trust obstruction impediment weapon curb restraint check precautionary measure haven fender remedy deterrence safeness charge backstop maintenance protecting protective measure asylum upkeep upholding barricade custodianship backing reassurance fastness keep supervision mail saving warrant tutelage safe keeping resilience cocoon cushioning invulnerability shade strength surveillance certainty protective device safety guard insurance cover absorber stability allowance endorsement self-defense good hands warfare weaponry munitions something to fall back on defenses defences apron mask financial protection hiding concealment housing citadel arms harbour retreat harbor life assurance life insurance preventative medicine preventive medicine preserving conserving sustentation harborage perpetuation safe harbor preserval evaporation care and feeding storage tanning refrigeration hiding place prevention protective reinforcement plate breastplate panoply prudence forethought anticipation obstacle neutralizer foresight wariness providence circumspection possession disincentive discreetness canniness regard discretion armor plate suit of armor protective clothing bulletproof vest chain mail flak jacket coat of mail suit of armour body armor body armour breastwork embankment belt and braces anticipatory measure bank castellation battlements pledge protectorship patronage trusteeship battlement bartizan earthwork collateral partition protective wall parapet buffet pawn bond underwriting gage hostage earnest guaranty bail covenant gauge contract

safety precaution safety razor safety razors safety risk safety seat safety stock safety pins safety pin safety nets safety net safety measures safety measure