fill out vs American English

fill out is not a noun while American English is a noun.

Word	Noun	Adjective	Verb	Adverb
fill out	No	No	Yes	No
American English	Yes	No	No	No

fill out (noun)	American English (noun)
	the English language as used in the United States

fill out (verb)	American English (verb)
become round, plump, or shapely
make bigger or better or more complete
write all the required information onto a form
make fat or plump
line or stuff with soft material
supplement what is thought to be deficient