Synonyms of flap in English:

flap


See definition of flap

verb

1‘the mallards flapped their wings angrily’

SYNONYMS
beat, flutter, move up and down, agitate, wave, wag, waggle, shake, swing, twitch
thresh, thrash, flail
vibrate, quiver, tremble, oscillate

2‘his shirt tails flapped in the breeze’

SYNONYMS
flutter, swing, sway, ripple, undulate, stir, shake, quiver, shiver, tremble, fly, blow

3‘it was a deliberate ploy to make us flap’

SYNONYMS
panic, go into a panic, become flustered, be agitated, fuss
informal press the panic button, be in a state, be in a tizzy, be in a dither, be in a twitter

noun

1‘large pockets with buttoned flaps’

SYNONYMS
fold, overhang, overlap, covering
lappet, lap, tab

2‘the surviving bird made a few final despairing flaps’

SYNONYMS
flutter, fluttering, beat, beating, waving, shaking, flailing

3‘I'm in a frightful flap about leaving’

SYNONYMS
panic, fluster, state of agitation, state of panic
informal state, dither, twitter, blue funk, stew, tizz, tizzy, tiz-woz
North American informal twit

4‘she created a flap when she came out with her controversial statement’

SYNONYMS
fuss, agitation, commotion, stir, hubbub, excitement, tumult, ado, storm, uproar, flurry
controversy, to-do, palaver, brouhaha, furore
informal ballyhoo, hoopla, hoo-ha, song and dance
British informal carry-on, kerfuffle