Antonyms of adj form-only

1 sense of form-only

Sense 1
form-only (prenominal) -- (being a matter of form only; lacking substance; "a form-only requirement that is usually ignored")

INDIRECT (VIA formal) -> informal -- (not formal; "conservative people unaccustomed to informal dress"; "an informal free-and-easy manner"; "an informal gathering of friends")

Similarity of adj form-only

1 sense of form-only

Sense 1
form-only (prenominal) -- (being a matter of form only; lacking substance; "a form-only requirement that is usually ignored")
       => formal (vs. informal) -- (being in accord with established forms and conventions and requirements (as e.g. of formal dress); "pay one's formal respects"; "formal dress"; "a formal ball"; "the requirement was only formal and often ignored"; "a formal education")