potty seat vs commode

potty seat and commode both are nouns.

Word	Noun	Adjective	Verb	Adverb
potty seat	Yes	No	No	No
commode	Yes	No	No	No

As nouns, commode is a hypernym of potty seat; that is, commode is a word with a broader meaning than potty seat:

Other hypernyms of potty seat include can, crapper, pot, potty, stool, throne, toilet.

potty seat (noun)	commode (noun)
toilet consisting of a small seat used by young children	a plumbing fixture for defecation and urination
	a tall elegant chest of drawers