false
adjective
not in accordance with the fact or reality or actuality
“gave false testimony under oath”
“false tales of bravery”
Oppositestruearising from error
“a false assumption”
“a mistaken view of the situation”
Synonymsmistakenerroneous and usually accidental
“a false start”
“a false alarm”
deliberately deceptive
“false pretenses”
inappropriate to reality or facts
“delusive faith in a wonder drug”
“delusive expectations”
Synonymsdelusivenot genuine or real; being an imitation of the genuine article
“it isn't fake anything; it's real synthetic fur”
“faux pearls”
designed to deceive
“a suitcase with a false bottom”
inaccurate in pitch
“a false (or sour) note”
“her singing was off key”
adopted in order to deceive
“an assumed name”
“an assumed cheerfulness”
(used especially of persons) not dependable in devotion or affection; unfaithful
“a false friend”
“when lovers prove untrue”
Synonymsuntrue
adverb
in a disloyal and faithless manner
“he behaved treacherously”
“his wife played him false”
Source: WordNet 3.1, Princeton University
