flap angle

split flap / split-flap

flap slat CTL lever / flap and slat control lever

trailing edge flap (T.E. flap)

cowl-flap angle

blind angle / dead angle

dive flap

flap

flap damping

flap plate (of gun shield)

air flap

brake flap

cooling flap

cowl flap

differentially operated flap

double-slotted flap

engine cowl flap

extended flap

extension flap

flap extension

flap carriage

flap deflector

flap tab

flap track

flap track fairing

full-span flap

inboard flap

landing flap

multiple flap

outboard flap

retracted flap

single-slotted flap

tripple-slotted flap