tumescent vs swollen

tumescent and swollen both are adjectives.

Word	Noun	Adjective	Verb	Adverb
tumescent	No	Yes	No	No
swollen	No	Yes	No	No

As adjectives, tumescent and swollen are synonyms defined as:

Other synonyms of tumescent include bloated, distended, intumescent, puffy, tumid, turgid.

tumescent (adjective)	swollen (adjective)
abnormally distended especially by fluids or gas	characteristic of false pride; having an exaggerated sense of self-importance
	abnormally distended especially by fluids or gas