sensitive vs painful

sensitive is a noun but painful is not a noun.

Word	Noun	Adjective	Verb	Adverb
sensitive	Yes	Yes	No	No
painful	No	Yes	No	No

sensitive (noun)	painful (noun)
someone who serves as an intermediary between the living and the dead

sensitive (adjective)	painful (adjective)
responsive to physical stimuli	causing physical or psychological pain
being susceptible to the attitudes, feelings, or circumstances of others	exceptionally bad or displeasing
able to feel or perceive	causing physical discomfort
of or pertaining to classified information or matters affecting national security	causing misery or pain or distress
hurting