give up vs retire

give up and retire both are verbs.

Word	Noun	Adjective	Verb	Adverb
give up	No	No	Yes	No
retire	No	No	Yes	No

As verbs, retire is a hyponym of give up; that is, retire is a word with a more specific, narrower meaning than give up:

give up (verb)	retire (verb)
stop maintaining or insisting on; of ideas or claims	prepare for sleep
give up in the face of defeat of lacking hope; admit defeat	cause to get out
give up or agree to forgo to the power or possession of another	cause to be out on a fielding play
stop consuming	lose interest
give up with the intent of never claiming again	pull back or move away or backward
relinquish possession or control over	dispose of (something no longer useful or needed)
lose (something) or lose the right to (something) by some error, offense, or crime	break from a meeting or gathering
part with a possession or right	go into retirement; stop performing one's work or withdraw from one's position
give up what is not strictly needed	withdraw from active participation
allow the other (baseball) team to score	make (someone) retire
leave (a job, post, or position) voluntarily	withdraw from circulation or from the market, as of bills, shares, and bonds
put an end to a state or an activity