- viva-voce, word-of-mouth - expressed orally; "a viva-voce report"; "the film had good word-of-mouth publicity"
Antonym: written (indirect, via spoken)
- by word of mouth, viva voce - orally; "I heard it viva voce"
- oral, oral exam, oral examination, viva voce, viva - an examination conducted by word of mouth
--1 is a kind of examination, exam, test