5. (adj)delusive, false inappropriate to reality or facts "delusive faith in a wonder drug"; "delusive expectations"; "false hopes"
6. (adj)fake, false, faux, imitation, simulated not genuine or real; being an imitation of the genuine article "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"
7. (adj)false designed to deceive "a suitcase with a false bottom"
8. (adj)false, off-key, sour inaccurate in pitch "a false (or sour) note"; "her singing was off key"
9. (adj)assumed, false, fictitious, fictive, pretended, put on, sham adopted in order to deceive "an assumed name"; "an assumed cheerfulness"; "a fictitious address"; "fictive sympathy"; "a pretended interest"; "a put-on childish voice"; "sham modesty"
10. (adverb)false, untrue (used especially of persons) not dependable in devotion or affection; unfaithful "a false friend"; "when lovers prove untrue"
11. (adverb)faithlessly, traitorously, treacherously, treasonably, false in a disloyal and faithless manner "he behaved treacherously"; "his wife played him false"
6. false uttering falsehood; unveracious; given to deceit; dishnest; as, a false witness
7. false not faithful or loyal, as to obligations, allegiance, vows, etc.; untrue; treacherous; perfidious; as, a false friend, lover, or subject; false to promises
8. false not according with truth or reality; not true; fitted or likely to deceive or disappoint; as, a false statement
9. false not genuine or real; assumed or designed to deceive; counterfeit; hypocritical; as, false tears; false modesty; false colors; false jewelry
10. false not well founded; not firm or trustworthy; erroneous; as, a false claim; a false conclusion; a false construction in grammar