pipe vs adorn

pipe is a noun but adorn is not a noun.

Word	Noun	Adjective	Verb	Adverb
pipe	Yes	No	Yes	No
adorn	No	No	Yes	No

As verbs, adorn is a hypernym of pipe; that is, adorn is a word with a broader meaning than pipe:

Other hypernyms of pipe include beautify, decorate, embellish, grace, ornament.

pipe (noun)	adorn (noun)
a long tube made of metal or plastic that is used to carry water or oil or gas etc.
a tube with a small bowl at one end; used for smoking tobacco
the flues and stops on a pipe organ
a tubular wind instrument
a hollow cylindrical shape

pipe (verb)	adorn (verb)
utter a shrill cry	make more attractive by adding ornament, colour, etc.
play on a pipe	furnish with power or authority; of kings or emperors
trim with piping	be beautiful to look at
transport by pipeline