dissection vs dissect

dissection is a noun but dissect is not a noun.

Word	Noun	Adjective	Verb	Adverb
dissection	Yes	No	No	No
dissect	No	No	Yes	No

dissection (noun)	dissect (noun)
cutting so as to separate into pieces
detailed critical analysis or examination one part at a time (as of a literary work)
a minute and critical analysis

dissection (verb)	dissect (verb)
	make a mathematical, chemical, or grammatical analysis of; break down into components or essential features
	cut open or cut apart