false adj.
1 not true, genuine or real
VERBS be, look, prove, sound
ADV. absolutely, completely, entirely, quite, totally, utterly The gossip about her later proved to be entirely false. | partly | certainly, definitely | blatantly, clearly, obviously, patently, undoubtedly Their claim was patently false.
PHRASES true or false Lagos is the capital of Nigeria. True or false?
2 not showing your true feelings
VERBS be, ring, sound Ella's enthusiasm rang false.
ADV. horribly, very She managed a horribly false smile. | slightly Helen's voice sounded slightly false.
You can also check other dicts: false (English, 中文解释 ), wordnet sense, Collins Definition