rich vs comfortable

rich is a noun but comfortable is not a noun.

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

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

rich (adjective)	comfortable (adjective)
possessing material wealth	providing or experiencing physical well-being or relief (`comfy' is informal)
having an abundant supply of desirable qualities or substances (especially natural resources)	free from stress or conducive to mental ease; having or affording peace of mind
suggestive of or characterized by great expense	in fortunate circumstances financially; moderately rich
high in mineral content; having a high proportion of fuel to air	sufficient to provide comfort
causing indignation due to hypocrisy	having a wide margin
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