waver

US /ˈweɪ.vɚ/
UK /ˈweɪ.vɚ/
"waver" picture
1.

to be undecided between two opinions or courses of action; be irresolute

:
•
He started to waver on his decision to move abroad.
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Her confidence began to waver as the deadline approached.
:
hesitatefaltervacillateditheroscillate
2.

to move in a quivering way; flicker

:
•
The flame of the candle began to waver in the draft.
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His voice did not waver, even under pressure.
:
flickertremblequiverswayoscillate
:
waverer