coat vs clothe

coat is a noun but clothe is not a noun.

Word	Noun	Adjective	Verb	Adverb
coat	Yes	No	Yes	No
clothe	No	No	Yes	No

As verbs, clothe is a hypernym of coat; that is, clothe is a word with a broader meaning than coat:

Other hypernyms of coat include apparel, dress, enclothe, fit out, garb, garment, habilitate, raiment, tog.

coat (noun)	clothe (noun)
growth of hair or wool or fur covering the body of an animal
an outer garment that has sleeves and covers the body from shoulder down; worn outdoors
a thin layer covering something

coat (verb)	clothe (verb)
cover or provide with a coat	provide with clothes or put clothes on
put a coat on; cover the surface of; furnish with a surface	cover as if with clothing
form a coat over	furnish with power or authority; of kings or emperors