retire vs terminate

retire and terminate both are verbs.

Word	Noun	Adjective	Verb	Adverb
retire	No	No	Yes	No
terminate	No	No	Yes	No

As verbs, terminate is a hypernym of retire; that is, terminate is a word with a broader meaning than retire:

retire: make (someone) retire
terminate: terminate the employment of; discharge from an office or position

Other hypernyms of retire include can, dismiss, displace, fire, force out, give notice, give the axe, give the sack, sack, send away.

retire (verb)	terminate (verb)
prepare for sleep	bring to an end or halt
cause to get out	terminate the employment of; discharge from an office or position
cause to be out on a fielding play	have an end, in a temporal, spatial, or quantitative sense; either spatial or metaphorical
lose interest	be the end of; be the last or concluding part of
pull back or move away or backward
dispose of (something no longer useful or needed)
break from a meeting or gathering
go into retirement; stop performing one's work or withdraw from one's position
withdraw from active participation
make (someone) retire
withdraw from circulation or from the market, as of bills, shares, and bonds