Antonyms of adj mendacious

2 senses of mendacious

Sense 1
mendacious -- (given to lying; "a mendacious child")

INDIRECT (VIA untruthful) -> truthful, true -- (expressing or given to expressing the truth; "a true statement"; "gave truthful testimony"; "a truthful person")

Sense 2
mendacious -- (intentionally untrue; "a mendacious statement")

INDIRECT (VIA false) -> true -- (consistent with fact or reality; not false; "the story is true"; "it is undesirable to believe a proposition when there is no ground whatever for supposing it true"- B. Russell; "the true meaning of the statement")

Similarity of adj mendacious

2 senses of mendacious

Sense 1
mendacious -- (given to lying; "a mendacious child")
       => untruthful (vs. truthful) -- (not expressing or given to expressing the truth; "the statement given under oath was untruthful"; "an untruthful person")

Sense 2
mendacious -- (intentionally untrue; "a mendacious statement")
       => false (vs. true) -- (not in accordance with the fact or reality or actuality; "gave false testimony under oath"; "false tales of bravery")