jittering

jit·ter  (jtr)

intr.v. jit·tered, jit·ter·ing, jit·ters

1. To be nervous or uneasy; fidget.

2. To make small quick jumpy movements. The pictures on the wall jitter whenever a truck drives by.

n.

1. A jittering movement; a tic.

2. jitters A fit of nervousness. Often used with the.

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[Perhaps alteration of chitter.]

Thesaurus

Adj.

1.

jittering - undergoing small rapid variations changeful, changeable - such that alteration is possible; having a marked tendency to change; "changeable behavior"; "changeable moods"; "changeable prices"