Antonyms of adv licitly
1 sense of licitly
Sense 1
legitimately, lawfully, licitly -- (in a manner acceptable to common custom; "you cannot do this legitimately!")
Antonym of illicitly (Sense 1)
=> illegitimately, illicitly -- (in a manner disapproved or not allowed by custom; "He acted illegitimately when he increased the rent fourfold")
Synonyms of adv licitly
1 sense of licitly
Sense 1
legitimately, lawfully, licitly -- (in a manner acceptable to common custom; "you cannot do this legitimately!")