surly/ʹsuhli/ adj (surlier, surliest)

• flan
• flange
• flanger
• flanging
• flank
• flanker
• flank forward
• flannel
• flannelette
• flap
• flapdoodle
• flapjack
• flapper
• flap valve
• flare
• flared
• flarepath
• flares
• flarestack
• flare star
• flare-up
• flash
• flashback
• flashboard
• flashbulb