USA vs beak

USA and beak both are nouns.

Word	Noun	Adjective	Verb	Adverb
USA	Yes	No	No	No
beak	Yes	No	Yes	No

USA (noun)	beak (noun)
the army of the United States of America; the agency that organizes and trains soldiers for land warfare	horny projecting mouth of a bird
North American republic containing 50 states - 48 conterminous states in North America plus Alaska in northwest North America and the Hawaiian Islands in the Pacific Ocean; achieved independence in 1776	beaklike mouth of animals other than birds (e.g., turtles)
	informal terms for the nose
	a beaklike, tapering tip on certain plant structures

USA (verb)	beak (verb)
	hit lightly with a picking motion