1. Deliberately impassive in manner
   - deadpan, expressionless, impassive, unexpressive, straight-faced

See also: incommunicative, uncommunicative

• foetal
• foetal abnormality
• foetal age
• foetal circulation
• foetal distress
• foetal monitor
• foetal movement
• foeticide
• foetid
• foetid bugbane
• foetid pothos
• foetology
• foetometry
• foetoprotein
• foetor
• foetoscope
• foetoscopy
• foetus
• fog
• fog up
• fogbank
• fogbound
• fogey
• fogged
• foggily