hinder vs posterior

hinder is not a noun while posterior is a noun.

Word	Noun	Adjective	Verb	Adverb
hinder	No	Yes	Yes	No
posterior	Yes	Yes	No	No

hinder (noun)	posterior (noun)
	the fleshy part of the human body that you sit on
	a tooth situated at the back of the mouth

hinder (adjective)	posterior (adjective)
located at or near the back of an animal	located at or near or behind a part or near the end of a structure
	coming at a subsequent time or stage

hinder (verb)	posterior (verb)
put at a disadvantage
hinder or prevent the progress or accomplishment of
be a hindrance or obstacle to