Synonyms of legitimate in English:

legitimate


See definition of legitimate

adjective

1‘they have been given permission to run gambling halls, the only legitimate gambling in the area’

SYNONYMS
legal, lawful, licit, legalized, authorized, permitted, permissible, allowable, allowed, admissible, recognized, sanctioned, approved, licensed, statutory, constitutional, within the law, going by the rules, above board, valid, honest, upright
informal legit, by the book
ANTONYMS

illegal, illegitimate

2‘the legitimate heir’

SYNONYMS
rightful, lawful, genuine, authentic, real, true, proper, correct, authorized, sanctioned, warranted, acknowledged, recognized, approved, just
informal legit, kosher, pukka
ANTONYMS

false, fraudulent

3‘these are legitimate grounds for unease’

SYNONYMS
valid, sound, admissible, acceptable, well founded, justifiable, reasonable, sensible, tenable, defensible, supportable, just, warrantable, fair, bona fide, proper, genuine, plausible, credible, believable, reliable, understandable, logical, rational
ANTONYMS

invalid, unjustifiable