Antonyms of adj verboten

1 sense of verboten

Sense 1
forbidden, out (predicate), prohibited, proscribed, taboo, tabu, verboten -- (excluded from use or mention; "forbidden fruit"; "in our house dancing and playing cards were out"; "a taboo subject")

INDIRECT (VIA impermissible) -> permissible, allowable -- (that may be permitted especially as according to rule; "permissible behavior in school"; "a permissible tax deduction")

Similarity of adj verboten

1 sense of verboten

Sense 1
forbidden, out (predicate), prohibited, proscribed, taboo, tabu, verboten -- (excluded from use or mention; "forbidden fruit"; "in our house dancing and playing cards were out"; "a taboo subject")
       => impermissible (vs. permissible) -- (not permitted; "impermissible behavior")