1. Capable of being thrust forward, as the tongue
   - protrusible

See also: extensible, extensile

• barium sulfate
• barium sulphate
• bark
• bark beetle
• bark up the wrong tree
• bark-louse
• barkeep
• barkeeper
• barker
• barking deer
• barking frog
• Barkley
• barky
• barley
• barley candy
• barley grass
• barley water
• barley-sugar
• barleycorn
• barm
• barmaid
• barman
• barmbrack
• Barmecide
• barmy