different between yawp vs yamp

English

From Middle English yolpen.

yawp (third-person singular simple present yawps, present participle yawping, simple past and past participle yawped)

(intransitive) to yelp, or utter a sharp cry, as in intense pain, or another raucous noise
(intransitive) to talk loudly and coarsely
(intransitive) clamor, utter loud complaints

yawp (plural yawps)

a yelp or bark
loud or coarse talk
I sound my barbaric yawp over the roofs of the world - Walt Whitman

Probably related to yampah, from Shoshone.

yamp (uncountable)

An umbelliferous plant, Perideridia gairdneri, native to California, whose tubers were used as food by Native Americans.

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