Gesticulate

Suggested by Chris H.

Definition: (from dictionary.com)
-verb (used without object)
1. to make or use gestures, especially in an animated or excited manner with or instead of speech
-verb (used with object)
2. to express by gesturing

Examples:

"Chris frequently gesticulates during his stories and knocks things over."

"Charades is a great time to show off how well you can gesticulate."

Origin: (from etymonline.com)

"c.1600, from Latin gesticulatus, past participle of gesticulari 'to gesture, mimic,' from gesticulus 'a mimicking gesture,' diminutive of gestus 'gesture, carriage, posture (see gest)."

Awkwardness rating: 9

He can gesticulate with the best of them. (community.sparknotes.com)