viva voce¹/ˌvievə ʹvohchi/ adj and adv

viva voce²noun (pl viva voces)

• oral history
• oral sex
• Orange
• orange
• orangeade
• orange flower water
• Orangeman
• orange peel
• orange pekoe
• orangery
• orangestick
• orangewood
• orangey
• orangish
• orang-utan
• orangy
• orate
• oration
• orator
• oratorio
• oratory
• orb
• orbicular
• orbit
• orbital