n.
Function: intransitive verb
Inflected Form: quiv · ered ; quiv · er · ing \ ' kwi-v ə -ri ŋ , ' kwiv-ri ŋ \
Etymology: Middle English, probably from quiver agile, quick; akin to Old English cwiferlice zealously
Date: 15th century
: to shake or move with a slight trembling motion
– quiv · er · ing · ly adverb