ostinato /o-sti-näˈtō/ (music)

A ground-bass

• off guard
• offhand
• offhanded
• offhandedly
• offhandedness
• offhandednesses
• offhand grinding
• office
• office-bearer
• office-bearers
• office block
• office blocks
• office-book
• office-books
• office boy
• office boys
• office girl
• office girls
• office-holder
• office-holders
• office hours
• office-hunter
• office-hunters
• office junior
• office juniors