gesticulate
verb (used without object)
to make or use gestures, especially in an animated or excited manner with or instead of speech.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
And as he spoke easily, fluently, in the ungesticulatory fashion of those that know whereof they speak, more than once she fell to wondering as to the cause of that early dislike.
From Eden An Episode by Edgar Saltus