Synonyms of the word

safe

• adj. Not in danger; free from harm's reach.
• adj. Free from risk; harmless, riskless.
• adj. Providing protection from danger; providing shelter.
• adj. (baseball) When a batter successfully reaches first base, or when a baserunner successfully advances to…
• adj. Properly secured; secure.
• adj. (used after a noun, often forming a compound) Not susceptible to a specified source of harm.
• adj. (Britain, slang) Great, cool, awesome, respectable; a term of approbation.
• adj. (slang) Lenient, usually describing a teacher that is easy-going.
• adj. Reliable.
• adj. Cautious.
• n. A box, usually made of metal, in which valuables can be locked for safekeeping.
• n. (slang) A condom.
• n. (dated) A ventilated or refrigerated chest or closet for securing provisions from noxious animals or insects.
• v. (transitive) To make something safe.

closet

• n. (obsolete) Any private area, particularly bowers in the open air.
• n. (now rare) Any private or inner room, particularly.
• n. (obsolete) A pew or side-chapel reserved for a monarch or other feudal lord.
• n. A private cabinet, particularly.
• n. (now chiefly Scotland, Ireland) Any small room or side-room, particularly.
• n. (heraldry) An ordinary similar to a bar but half as broad.
• n. (Scotland, obsolete) A sewer.
• adj. (obsolete) Private.
• adj. Secret, particularly with reference to secret homosexuals in the closet.
• v. (transitive) To shut away for private discussion.
• v. (transitive) To put into a private place for a secret interview or interrogation.
• v. (transitive) To shut up in, or as in, a closet for concealment or confinement.

condom

• n. A flexible sleeve made of latex or other impermeable material such as sheepskin, worn over an erect penis…

contraceptive

• adj. That acts to prevent conception as a result of sexual intercourse.
• n. A mechanism or means by which conception as a result of sexual intercourse can be prevented or made less…

cupboard

• n. (obsolete) A board or table used to openly hold and display silver plate and other dishware; a sid…
• n. (obsolete) Things displayed on a sideboard; dishware, particularly valuable plate.
• n. A cabinet, closet, or other piece of furniture with shelves intended for storing cookware, dishware, or…
• n. (obsolete) Things stored in a cupboard; particularly food.
• v. To collect, as into a cupboard; to hoard.

dependable

• adj. Able, or easily able to be depended on.
• n. A reliable person or thing.

fail-safe

• adj. That does not cause undue damage in the event of failure.
• n. A fail-safe device or mechanism.
• v. To compensate automatically, in the event of a failure.

good

• adj. (of people).
• adj. (of capabilities).
• adj. (of properties and qualities).
• adj. (colloquial) With "and", extremely.
• adj. Holy (especially when capitalized).
• adj. (of quantities).
• interj. That is good; an elliptical exclamation of satisfaction or commendation.
• adv. (nonstandard) Well; satisfactorily or thoroughly.
• n. (uncountable) The forces or behaviors that are the enemy of evil. Usually consists of helping others and…
• n. (countable) A result that is positive in the view of the speaker.
• n. (uncountable) The abstract instantiation of goodness; that which possesses desirable qualities, promotes…
• n. (countable, usually in the plural) An item of merchandise.
• v. (intransitive, now chiefly dialectal) To thrive; fatten; prosper; improve.
• v. (transitive, now chiefly dialectal) To make good; turn to good; improve.
• v. (intransitive, now chiefly dialectal) To make improvements or repairs.
• v. (intransitive, now chiefly dialectal) To benefit; gain.
• v. (transitive, now chiefly dialectal) To do good to (someone); benefit; cause to improve or gain.
• v. (transitive, now chiefly dialectal) To satisfy; indulge; gratify.
• v. (reflexive, now chiefly dialectal) To flatter; congratulate oneself; anticipate.
• v. (transitive, now chiefly dialectal, Scotland) To furnish with dung; manure; fatten with manure; fertilise.

harmless

• adj. Incapable of causing harm or danger.
• adj. Not intended to harm; inoffensive.
• adj. Safe.

innocuous

• adj. Harmless; producing no ill effect.
• adj. Inoffensive; unprovocative; not exceptional.

invulnerable

• adj. Incapable of being injured; not vulnerable.
• adj. Unanswerable; irrefutable.

preventative

• adj. Alternative form of preventive.
• n. Alternative form of preventive.

preventive

• adj. Preventing, hindering, or acting as an obstacle to.
• adj. Carried out to deter military aggression.
• adj. Slowing the development of an illness; prophylactic.
• adj. (obsolete) Going before; preceding.
• n. (dated) A thing that prevents, hinders, or acts as an obstacle to.
• n. (nonstandard) A thing that slows the development of an illness.
• n. A contraceptive, especially a condom.

prophylactic

• n. A medicine which preserves or defends against disease; a preventive.
• n. (figuratively) Any device or mechanism intended to prevent harmful consequences.
• adj. Serving to prevent or protect against an undesired effect, especially disease.

risk-free

• adj. Free from or devoid of risk; safe.

riskless

• adj. Free of risk; safe.

rubber

• n. (uncountable) Pliable material derived from the sap of the rubber tree; a hydrocarbon polymer of isoprene.
• n. (uncountable, countable) Synthetic materials with the same properties as natural rubber.
• n. (countable, Britain, New Zealand) An eraser.
• n. (countable, Canada, US, slang) A condom.
• n. (countable) Someone or something which rubs.
• n. (countable, baseball) The rectangular pad on the pitcher's mound from which the pitcher must pitch.
• n. (Canada, US, in the plural) Water resistant shoe covers, galoshes, overshoes.
• n. (uncountable, slang) Tires, particularly racing tires.
• adj. (slang, of a draft/check) Not covered by funds on account.
• n. (sports) In relation to a series of games or matches between two competitors where the overall winner…
• n. (sports, Canada, US) a rubber match; a game or match played to break a tie.
• n. The game of rubber bridge.
• v. To eavesdrop on a telephone call.

safety

• n. The condition or feeling of being safe; security; certainty.
• n. (mechanics) A mechanism on a weapon or dangerous equipment designed to prevent accidental firing.
• n. (American football) An instance of a player being sacked or tackled in the end zone, or steps out of the…
• n. (American football) Any of the defensive players who are in position furthest from the line of scrimmage…
• n. Preservation from escape; close custody.
• n. (dated) A safety bicycle.
• v. (transitive) To secure (a mechanical component, as in aviation) to keep it from becoming detached even…

secure

• adj. Free from attack or danger; protected.
• adj. Free from the danger of theft; safe.
• adj. Free from the risk of eavesdropping, interception or discovery; secret.
• adj. Free from anxiety or doubt; unafraid.
• adj. Firm and not likely to fail; stable.
• adj. Free from the risk of financial loss; reliable.
• adj. Confident in opinion; not entertaining, or not having reason to entertain, doubt; certain; sure; commonly…
• adj. Overconfident; incautious; careless.
• v. To make safe; to relieve from apprehensions of, or exposure to, danger; to guard; to protect.
• v. To put beyond hazard of losing or of not receiving; to make certain; to assure; frequently with against…
• v. To make fast; to close or confine effectually; to render incapable of getting loose or escaping.
• v. To get possession of; to make oneself secure of; to acquire certainly.

sound

• adj. Healthy.
• adj. Complete, solid, or secure.
• adj. (mathematics, logic) Having the property of soundness.
• adj. (Britain, slang) Good; acceptable; decent.
• adj. (of sleep) Quiet and deep. Sound asleep means sleeping peacefully, often deeply.
• adj. Heavy; laid on with force.
• adj. Founded in law; legal; valid; not defective.
• adv. Soundly.
• interj. (Britain, slang) Yes; used to show agreement or understanding, generally without much enthusiasm.
• n. A sensation perceived by the ear caused by the vibration of air or some other medium.
• n. A vibration capable of causing such sensations.
• n. (music) A distinctive style and sonority of a particular musician, orchestra etc.
• n. Noise without meaning; empty noise.
• v. (intransitive) To produce a sound.
• v. (copulative) To convey an impression by one's sound.
• v. (intransitive) To be conveyed in sound; to be spread or published; to convey intelligence by sound.
• v. (intransitive, obsolete) To resound.
• v. (intransitive, law, often with in) To arise or to be recognizable as arising in or from a particular area…
• v. (transitive) To cause to produce a sound.
• v. (transitive, phonetics, of a vowel or consonant) To pronounce.
• n. (geography) A long narrow inlet, or a strait between the mainland and an island; also, a strait connecting…
• n. The air bladder of a fish.
• n. A cuttlefish.
• v. (intransitive) Dive downwards, used of a whale.
• v. To ascertain, or try to ascertain, the thoughts, motives, and purposes of (a person); to examine; to try;…
• v. Test; ascertain the depth of water with a sounding line or other device.
• v. (medicine) To examine with the instrument called a sound or sonde, or by auscultation or percussion.
• n. (medicine) An instrument for probing or dilating; a sonde.
• n. A long, thin probe for sounding body cavities or canals such as the urethra.

strongbox

• n. A sturdy box with a lock for keeping valuables in.

unadventurous

• adj. Not adventurous.

unhazardous

• adj. Not hazardous.

unhurt

• adj. Not hurt; unharmed or unscathed.

uninjured

• adj. That did not suffer injury.
• n. One or many people or objects that have not suffered injury.