quivering

quiv·er ¹  (kwvr)

intr.v. quiv·ered, quiv·er·ing, quiv·ers

To shake with a slight, rapid, tremulous movement. See Synonyms at shake.

n.

The act or motion of quivering.

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[Middle English quiveren, perhaps from quiver, nimble (from Old English cwifer-; see g^wei- in Indo-European roots).]

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quiver·ing·ly adv.

quiver·y adj.

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quiv·er ²  (kwvr)

n.

1. A portable case for holding arrows.

2. A case full of arrows.

3. A collection or store; arsenal: a quiver of ready responses.

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[Middle English, from Anglo-Norman quiveir, variant of Old French cuivre, from Old Low Franconian cocar, probably from Medieval Latin cucurum, probably from Hunnish; akin to Mongolian kökür.]

Thesaurus

Noun	1.	quivering - a shaky motion; "the shaking of his fingers as he lit his pipe" shakiness, trembling, vibration, shaking, palpitation, quiver motion - a state of change; "they were in a state of steady motion" tremolo - (music) a tremulous effect produced by rapid repetition of a single tone or rapid alternation of two tones tremor - shaking or trembling (usually resulting from weakness or stress or disease)
	2.	quivering - the act of vibrating                 vibration, quiver movement, motility, motion, move - a change of position that does not entail a change of location; "the reflex motion of his eyebrows revealed his surprise"; "movement is a sign of life"; "an impatient move of his hand"; "gastrointestinal motility" tremor, shudder - an involuntary vibration (as if from illness or fear)