1. Vacuously or complacently and unconsciously foolish
   - fatuously

See also: inane

• frustratingly
• frustration
• frustrative
• frustule
• frustum
• fruticose
• fruticulose
• fry
• fry bread
• fry cook
• fry-up
• Frye
• fryer
• frying
• frying pan
• frypan
• FSB
• FSH
• ft
• FT index
• ft-L
• FTC
• fthm
• FTO
• FTP