opening one's mouth (verb) speak: talk
Detalii: say, speak, and tell are near synonyms, but say is usually followed by a statement or words actually uttered
Sinonime: bad,
faulty, inexpiable, insupportable, unforgivable, unjustifiable, unpardonable,
untenable, unwarrantable,
wrongAntonime: defensible, excusable, justifiable, justified