You can make 84 anagrams from letters in viva-voce (-aceiovvv).
1555-65; Medieval Latin vīvā vōce with living voice, Latin, ablative of vīva vōx
Just as he was dozing off, he remembered that his viva voce at Oxford was due some time this week.
The power of the viva voce, personal opinion is apt to be underestimated.
All elections by the people shall be by ballot, and all by the General Assembly shall be viva voce.
To-morrow we are going to have a viva voce composition: Our Holidays.
The clerk makes a list of the names of voters, and when the election is viva voce he records the votes.
I felt as one who is about to be examined, viva voce, on the very subject in which he is shakiest.
All this history of her interior life she told me viva voce when we met.
I will tell you, viva voce, why we ought not to write to these French bishops.
It required too much "book larnin," and in 1829 the viva voce method of voting was restored.
In the early days in Illinois, elections were conducted by the viva voce method.