squirrelly

Etymology
, 1925. Presumably from erratic movement of squirrels, or by analogy with.

Adjective

 * 1) Resembling a squirrel.
 * 2)  Unpredictable or jumpy.
 * 3) Eccentric.
 * 1) Eccentric.
 * 1) Eccentric.
 * 1) Eccentric.