Synonyms of illicit in English:

illicit


See definition of illicit

adjective

1‘illicit drugs’

SYNONYMS
illegal, unlawful, illegitimate, against the law
outlawed, banned, forbidden, prohibited, interdicted, proscribed, not allowed, not permitted
criminal, lawbreaking, actionable, felonious
unlicensed, unauthorized, unsanctioned, unwarranted, unofficial
contraband, black-market, under the counter, bootleg
malfeasant
verboten
rare non licet
ANTONYMS

licit, legal

2‘an illicit love affair’

SYNONYMS
taboo, forbidden, ruled out, impermissible, not acceptable, unacceptable, against the rules
secret, clandestine, furtive, sly
verboten
haram
New Zealand tapu
ANTONYMS

above board