Synonyms of the word

false

• adj. Untrue, not factual, factually incorrect.
• adj. Based on factually incorrect premises.
• adj. Spurious, artificial.
• adj. (logic) Of a state in Boolean logic that indicates a negative result.
• adj. Uttering falsehood; dishonest or deceitful.
• adj. Not faithful or loyal, as to obligations, allegiance, vows, etc.; untrue; treacherous.
• adj. Not well founded; not firm or trustworthy; erroneous.
• adj. Not essential or permanent, as parts of a structure which are temporary or supplemental.
• adj. (music) Out of tune.
• adv. Not truly; not honestly; falsely.
• n. One of two options on a true-or-false test.

artificial

• adj. Man-made; of artifice.
• adj. False, misleading.
• adj. Unnatural.

assumed

• v. simple past tense and past participle of assume.
• adj. Used in a manner intended to deceive; pretended; simulated.
• adj. Supposed or presumed.

counterfeit

• adj. False, especially of money; intended to deceive or carry appearance of being genuine.
• adj. Inauthentic.
• adj. Assuming the appearance of something; deceitful; hypocritical.
• n. A non-genuine article; a fake.
• n. One who counterfeits; a counterfeiter.
• n. (obsolete) That which resembles another thing; a likeness; a portrait; a counterpart.
• n. (obsolete) An impostor; a cheat.
• v. (transitive) To falsely produce what appears to be official or valid; to produce a forged copy of.
• v. (transitive, obsolete) To produce a faithful copy of.
• v. (transitive, obsolete) To feign; to mimic.
• v. (transitive, poker, usually "be counterfeited") Of a turn or river card, to invalidate a player's hand…

delusive

• adj. Producing delusions.
• adj. Delusional.
• adj. Inappropriate to reality; forming part of a delusion.

dishonest

• adj. Not honest.
• adj. Interfering with honesty.
• adj. (obsolete) Dishonourable; shameful; indecent; unchaste; lewd.
• adj. (obsolete) Dishonoured; disgraced; disfigured.

dishonorable

• adj. Without honor, or causing dishonor.
• adj. Lacking respect or ethical principles.

faithlessly

• adv. In a faithless manner.

fake

• adj. Not real; false, fraudulent.
• adj. Deliberately fabricated in order to deceive.
• n. Something which is not genuine, or is presented fraudulently.
• n. A trick; a swindle.
• n. (sports) A move meant to deceive an opposing player, used for gaining advantage for example when dribbling…
• v. To cheat; to swindle; to steal; to rob.
• v. (archaic) To modify fraudulently, so as to make an object appear better or other than it really is.
• v. To make a counterfeit, to counterfeit, to forge, to falsify.
• v. To make a false display of, to affect, to feign, to simulate.
• n. (nautical) One of the circles or windings of a cable or hawser, as it lies in a coil; a single turn or…
• v. (nautical) To coil (a rope, line, or hawser), by winding alternately in opposite directions, in layers…

faux

• adj. Fake or artificial.

fictitious

• adj. Not real; invented; contrived.

fictive

• adj. fictional, unreal, fanciful or invented.

hollow

• n. A small valley between mountains.
• n. A sunken area or unfilled space in something solid; a cavity, natural or artificial.
• n. (US) A sunken area.
• n. (figuratively) A feeling of emptiness.
• v. (transitive) to make a hole in something; to excavate.
• adj. (of something solid) Having an empty space or cavity inside.
• adj. (of a sound) Distant, eerie; echoing, reverberating, as if in a hollow space; dull, muffled; often low-pitched.
• adj. (figuratively) Without substance; having no real or significant worth; meaningless.
• adj. (figuratively) Insincere, devoid of validity; specious.
• adj. concave; gaunt; sunken.
• adj. (gymnastics) pertaining to hollow body position.
• adv. (colloquial) Completely, as part of the phrase beat hollow or beat all hollow.
• v. To urge or call by shouting; to hollo.
• interj. Alternative form of hollo.

imitation

• n. The act of imitating.
• n. A copy.
• n. (attributive) not the real thing.

imitative

• adj. Imitating; copying; not original.
• adj. Modelled after another thing.

inconstant

• adj. Not constant; wavering.

incorrect

• adj. Not correct; erroneous or wrong.
• adj. Faulty or defective.
• adj. Inappropriate or improper.

inharmonious

• adj. (music) Not in harmony; discordant.
• adj. Lacking accord or agreement.

insincere

• adj. Not genuinely meaning what has been expressed; not sincere; artificial.
• adj. Not serious.

invalid

• adj. Not valid; not true, correct, acceptable or appropriate.
• n. (dated, sometimes offensive) Any person with a disability or illness.
• n. (dated, sometimes offensive) A person who is confined to home or bed because of illness, disability or…
• n. (archaic) A disabled member of the armed forces; one unfit for active duty due to injury.
• adj. Intended for use by an invalid.
• v. (Britain) To exempt from duty because of injury or ill health.

mendacious

• adj. (of a person) Lying, untruthful or dishonest.
• adj. (of a statement, etc) False or untrue.

mistaken

• v. past participle of mistake.
• adj. Erroneous.
• adj. (with a copula verb, often with about) Having an incorrect belief.

off-key

• adj. (music) pitched inaccurately either above or below the correct note.
• adj. (by extension) not harmonious, or out of accord.

pretended

• v. simple past tense and past participle of pretend.

sham

• adj. Intended to deceive; false.
• adj. counterfeit; unreal.
• n. A fake; an imitation that purports to be genuine.
• n. Trickery, hoaxing.
• n. A false front, or removable ornamental covering.
• n. A decorative cover for a pillow.
• v. To deceive, cheat, lie.
• v. To obtrude by fraud or imposition.
• v. To assume the manner and character of; to imitate; to ape; to feign.

simulated

• v. simple past tense and past participle of simulate.
• adj. made to imitate something else; artificial.

sour

• adj. Having an acidic, sharp or tangy taste.
• adj. Made rancid by fermentation, etc.
• adj. Tasting or smelling rancid.
• adj. Peevish or bad-tempered.
• adj. (of soil) Excessively acidic and thus infertile.
• adj. (of petroleum) Containing excess sulfur.
• adj. Unfortunate or unfavorable.
• adj. (music) Off-pitch, out of tune.
• n. The sensation of a sour taste.
• n. A drink made with whiskey, lemon or lime juice and sugar.
• n. (by extension) Any cocktail containing lemon or lime juice.
• n. A sour or acid substance; whatever produces a painful effect.
• v. (transitive) To make sour.
• v. (intransitive) To become sour.
• v. (transitive) To spoil or mar; to make disenchanted.
• v. (intransitive) To become disenchanted.
• v. (transitive) To make (soil) cold and unproductive.
• v. To macerate (lime) and render it fit for plaster or mortar.

specious

• adj. Seemingly well-reasoned, plausible or true, but actually fallacious.
• adj. Who or that uses fallacious but deceptively plausible arguments, deceitful.
• adj. Having an attractive appearance intended to generate a favorable response; deceptively attractive.
• adj. (obsolete) Beautiful, pleasing to look at.

spurious

• adj. false, not authentic, not genuine.
• adj. (archaic) bastardly, illegitimate.

traitorously

• adv. In a traitorous manner; treacherously.

treacherously

• adv. In a treacherous manner.

treasonably

• adv. In a treasonable manner.

trumped-up

• adj. Faked, fabricated or falsely manufactured; usually in the phrase trumped-up charges referring to legal…

unharmonious

• adj. Alternative form of inharmonious.

unreal

• adj. fake; not real.
• adj. (slang) larger or more fantastic than typical of real life.

unrealistic

• adj. Not realistic.

untrue

• adj. False; not true.

wrong

• adj. Incorrect or untrue.
• adj. Asserting something incorrect or untrue.
• adj. Immoral, not good, bad.
• adj. Improper; unfit; unsuitable.
• adj. Not working; out of order.
• adj. Designed to be worn or placed inward; as, the wrong side of a garment or of a piece of cloth.
• adj. (obsolete) Twisted; wry.
• adv. (informal) In a way that isn't right; incorrectly, wrongly.
• n. Something that is immoral or not good.
• n. An instance of wronging someone (sometimes with possessive to indicate the wrongdoer).
• n. The incorrect or unjust position or opinion.
• n. The opposite of right; the concept of badness.
• v. To treat unjustly; to injure or harm.
• v. To deprive of some right, or to withhold some act of justice.
• v. To slander; to impute evil to unjustly.