affect vs ulcerate

affect is a noun but ulcerate is not a noun.

Word	Noun	Adjective	Verb	Adverb
affect	Yes	No	Yes	No
ulcerate	No	No	Yes	No

As verbs, ulcerate is a hyponym of affect; that is, ulcerate is a word with a more specific, narrower meaning than affect:

affect (noun)	ulcerate (noun)
the conscious subjective aspect of feeling or emotion

affect (verb)	ulcerate (verb)
act physically on; have an effect upon	affect with an ulcer
have an effect upon	undergo ulceration
make believe with the intent to deceive
have an emotional or cognitive impact upon
connect closely and often incriminatingly