chimneypot vs piping

chimneypot and piping both are nouns.

Word	Noun	Adjective	Verb	Adverb
chimneypot	Yes	No	No	No
piping	Yes	No	No	Yes

As nouns, piping is a hypernym of chimneypot; that is, piping is a word with a broader meaning than chimneypot:

chimneypot: a short earthenware pipe on the top of a chimney to increase the draft
piping: a long tube made of metal or plastic that is used to carry water or oil or gas etc.

Other hypernyms of chimneypot include pipage, pipe.

chimneypot (noun)	piping (noun)
a short earthenware pipe on the top of a chimney to increase the draft	playing a pipe or the bagpipes
	a long tube made of metal or plastic that is used to carry water or oil or gas etc.
	a thin strip of covered cord used to edge hems

chimneypot (adverb)	piping (adverb)
	(used of heat) extremely