Word of the Day - jiggle

jiggle

/ˈdʒɪɡ(ə)l/
verb
[no object]
1 Move about quickly from side to side or up and down.
1.1 with object - Shake (something) lightly up and down or from side to side.
noun
in singular
A quick light shake.

Origin
Mid 19th century partly an alteration of joggle, reinforced by jig.

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I like a word like jiggle
Like seeing a puppy's tail wiggle.
With it I cannot niggle.
'Cause that would make me giggle.

(For what it's worth, there's not much satisfaction in jiggling a single key on a ring.)