1. Waving
2. Fluttering
3. Flickering
4. Quivering
5. Wriggling
6. Fluttering
7. Swinging
8. Vibrating
9. Trembling
10. Agitating
11. Shaking
12. Undulating
13. Billowing
14. Quaking
15. Palpitating
16. Thrashing
17. Swishing
18. Flicking
19. Jiggling
20. Stirring
21. Rustling
22. Swirly
23. Quavered
24. Twitching
25. Swooshing
26. Jerking
27. Throbbing
28. Wafting
29. Fluttering
30. Pulsating

Are you looking for synonyms for the word «flapping»? There are many ideas and words that can be used in its place. Here is a list of some of the best options for other words for flapping: waving, flickering, quivering, wriggling, fluttering, swinging, vibrating, trembling, agitating, shaking, undulating, billowing, quaking, palpitating, thrashing, swishing, flicking, jiggling, stirring, rustling, swirly, quavered, twitching, swooshing, jerking, throbbing, wafting, fluttering, and pulsating. All of these words can be used to describe the flapping of wings, flags, or other objects. No matter which word you choose, you can be sure to find the perfect synonym to accurately express your desired meaning.