Definition: (used especially of persons) not dependable in devotion or affection; unfaithful
Usage: a false friend; when lovers prove untrue
Similar words: inconstant
Definition: likely to change frequently often without apparent or cogent reason; variable
Usage: inconstant affections; an inconstant lover; swear not by...the inconstant moon- Shakespeare
Definition: arising from error
Usage: a false assumption; a mistaken view of the situation
Similar words: wrong, incorrect
Definition: not correct; not in conformity with fact or truth
Usage: an incorrect calculation; the report in the paper is wrong; your information is wrong; the clock showed the wrong time; found themselves on the wrong road; based on the wrong assumptions
Synonyms: assumed, false, fictitious, fictive, sham, put on, pretended
Definition: adopted in order to deceive
Usage: an assumed name; an assumed cheerfulness; a fictitious address; fictive sympathy; a pretended interest; a put-on childish voice; sham modesty
Similar words: imitative, counterfeit
Definition: not genuine; imitating something superior
Usage: counterfeit emotion; counterfeit money; counterfeit works of art; a counterfeit prince
Synonyms: off-key, false, sour
Definition: inaccurate in pitch
Usage: a false (or sour) note; her singing was off key
Similar words: unharmonious, inharmonious
Definition: not in harmony
Synonyms: false
Definition: designed to deceive
Usage: a suitcase with a false bottom
Similar words: dishonest, dishonorable
Definition: deceptive or fraudulent; disposed to cheat or defraud or deceive
Synonyms: fake, false, faux, simulated, imitation
Definition: not genuine or real; being an imitation of the genuine article
Usage: it isn't fake anything; it's real synthetic fur; faux pearls; false teeth; decorated with imitation palm leaves; a purse of simulated alligator hide
Similar words: unreal, artificial
Definition: contrived by art rather than nature
Usage: artificial flowers; artificial flavoring; an artificial diamond; artificial fibers; artificial sweeteners
Definition: inappropriate to reality or facts
Usage: delusive faith in a wonder drug; delusive expectations; false hopes
Similar words: unrealistic
Definition: not realistic
Usage: unrealistic expectations; prices at unrealistic high levels
Synonyms: false
Definition: deliberately deceptive
Usage: false pretenses
Similar words: insincere
Definition: lacking sincerity
Usage: a charming but thoroughly insincere woman; their praise was extravagant and insincere
Synonyms: false
Definition: not in accordance with the fact or reality or actuality
Usage: gave false testimony under oath; false tales of bravery
Similar words: mendacious
Definition: intentionally untrue
Usage: a mendacious statement
Similar words: specious, spurious
Definition: plausible but false
Usage: a specious claim; spurious inferences
Similar words: trumped-up
Definition: concocted with intent to deceive
Usage: trumped-up charges
Similar words: untrue
Definition: not according with the facts
Usage: unfortunately the statement was simply untrue
Synonyms: false
Definition: erroneous and usually accidental
Usage: a false start; a false alarm
Similar words: invalid
Definition: having no cogency or legal force
Usage: invalid reasoning; an invalid driver's license