comfortable vs rich

comfortable is not a noun while rich is a noun.

Word	Noun	Adjective	Verb	Adverb
comfortable	No	Yes	No	No
rich	Yes	Yes	No	No

comfortable (noun)	rich (noun)
	people who have possessions and wealth (considered as a group)

comfortable (adjective)	rich (adjective)
providing or experiencing physical well-being or relief (`comfy' is informal)	possessing material wealth
free from stress or conducive to mental ease; having or affording peace of mind	having an abundant supply of desirable qualities or substances (especially natural resources)
in fortunate circumstances financially; moderately rich	suggestive of or characterized by great expense
sufficient to provide comfort	high in mineral content; having a high proportion of fuel to air
having a wide margin	causing indignation due to hypocrisy
	affording an abundant supply
	strong; intense
	marked by great fruitfulness
	pleasantly full and mellow
	marked by richness and fullness of flavor
	containing plenty of fat, or eggs, or sugar
	of great worth or quality
	very productive