waver

名词 waver:

1. someone who communicates by waving
2. the act of pausing uncertainly
   同义词：hesitation, falter, faltering
3. the act of moving back and forth
   同义词：flutter, flicker

动词 waver:

1. pause or hold back in uncertainty or unwillingness
   同义词：hesitate, waffle
2. be unsure or weak
   同义词：falter
3. move hesitatingly, as if about to give way
   同义词：falter
4. move or sway in a rising and falling or wavelike pattern
   同义词：fluctuate, vacillate
5. move back and forth very rapidly
   同义词：flicker, flitter, flutter, quiver
6. sway to and fro
   同义词：weave
7. give off unsteady sounds, alternating in amplitude or frequency
   同义词：quaver

1. They did not waver in their support for him.
   他们毫不动摇地支持他。
2. His courage never wavered.
   他的勇气从未减弱。
3. While we were wavering, somebody else bought the house.
   就在我们犹豫不决的时候，别人把那所房子买下了。
4. Her steady gaze did not waver.
   她目不转睛地注视著。
5. The disaster caused him to waver in his faith.
   这件灾难使他对信仰发生了动摇。

wa.ver

v.intr.（不及物动词）
wa.vered,wa.ver.ing,wa.vers
To move unsteadily back and forth.See Synonyms at swing
摇晃：来回不稳地晃动参见 swing

To exhibit irresolution or indecision; vacillate:
犹豫不决：表现出犹豫或举棋不定；动摇：
例句：
wavered over buying a house.See Synonyms at hesitate
在买房上犹豫不决参见 hesitate

To become unsteady or unsure; falter:
动摇：变得不稳固或没有把握；动摇：
例句：
His resolve began to waver.
他的决心开始动摇了

To tremble or quaver in sound, as of the voice or a musical note.
颤抖：如嗓音或曲调等声音抖动或颤抖
To flicker or glimmer, as light.
闪烁：光等摇曳或忽明忽暗
n.（名词）
The act of wavering.
动摇的动作

来源：
Middle English waveren * see webh-
中古英语 waveren *参见 webh-

【引伸】
wa.verer
n.（名词）
wa.veringly
adv.（副词）