bound vs confine

bound is a noun but confine is not a noun.

Word	Noun	Adjective	Verb	Adverb
bound	Yes	Yes	Yes	No
confine	No	No	Yes	No

As verbs, bound and confine are synonyms defined as:

Other synonyms of bound include limit, restrict, throttle, trammel.

As verbs, confine is a hypernym of bound; that is, confine is a word with a broader meaning than bound:

Other hypernyms of bound include enclose, hold in.

bound (noun)	confine (noun)
a light, self-propelled movement upwards or forwards
the greatest possible degree of something
the line or plane indicating the limit or extent of something
a line determining the limits of an area

bound (adjective)	confine (adjective)
confined by bonds
secured with a cover or binding; often used as a combining form
held with another element, substance or material in chemical or physical union
confined in the bowels
headed or intending to head in a certain direction; often used as a combining form as in `college-bound students'
bound by an oath
covered or wrapped with a bandage
bound by contract
(usually followed by `to') governed by fate

bound (verb)	confine (verb)
place limits on (extent or amount or access)	place limits on (extent or amount or access)
spring back; spring away from an impact	to close within bounds, or otherwise limit or deprive of free movement
move forward by leaps and bounds	prevent from leaving or from being removed
form the boundary of; be contiguous to	deprive of freedom; take into confinement
	close in