coo¹ /koo/

1. To make a sound like a dove
2. (of lovers) to speak fondly

1. To murmur softly or ingratiatingly
2. To effect as by cooing

The sound made by doves

cooˈing noun and adjective

cooˈingly adverb

coo² /koo/ (slang)

Expressive of surprise

COO

Chief Operating Officer

• bubbly-jock
• bubbly-jocks
• bubby
• bubinga
• bubingas
• bubkes
• bubkis
• bubo
• Bubo
• buboes
• bubonic
• bubonic plague
• bubonocele
• bubonoceles
• bubs
• bubukle
• bubukles
• bucardo
• bucardos
• bucatini
• buccal
• buccaneer
• buccaneered
• buccaneering
• buccaneerings