vaciller znamená v Angličtina

waver [wavered, wavering, wavers]▼◼◼◼(to sway back and forth)
verb
[UK: ˈweɪ.və(r)] [US: ˈweɪ.vər]John is wavering. = John vacille.

falter [faltered, faltering, falters]▼◼◼◼(To waver or be unsteady)
verb
[UK: ˈfɔːl.tə(r)] [US: ˈfɒl.tər]His career had faltered. = Sa carrière vacillait.

flicker [flickered, flickering, flickers]▼◼◼◼(to burn or shine unsteadily)
verb
[UK: ˈflɪkə(r)] [US: ˈflɪkər]The candle's flame is flickering in the soft breeze. = Une bougie vacille dans la brise.

wobble [wobbled, wobbling, wobbles]▼◼◼◼(move with an uneven or rocking motion)
verb
[UK: ˈwɒb.l̩] [US: ˈwɑːb.l̩]

wobble [wobbled, wobbling, wobbles]▼◼◼◼(vacillate)
verb
[UK: ˈwɒb.l̩] [US: ˈwɑːb.l̩]

vacillate [vacillated, vacillating, vacillates]▼◼◼◻(to sway unsteadily from one side to the other)
verb
[UK: ˈvæ.sɪ.leɪt] [US: ˈvæ.sə.ˌlet]

backwater▼(to vacillate on a long-held position)
verb
[UK: ˈbæk.ˌwɔːt.ə(r)] [US: ˈbæk.ˌwɔːt.ər]

stagger [staggers]▼◼◼◻(an unsteady movement of the body in walking or standing)
noun
[UK: ˈstæ.ɡə(r)] [US: ˈstæ.ɡər]John staggered. = John vacilla.