lose vs worsen

lose and worsen both are verbs.

Word	Noun	Adjective	Verb	Adverb
lose	No	No	Yes	No
worsen	No	No	Yes	No

As verbs, worsen is a hypernym of lose; that is, worsen is a word with a broader meaning than lose:

Other hypernyms of lose include decline.

lose (verb)	worsen (verb)
be set at a disadvantage	grow worse
withdraw, as from reality	make worse
fail to win
suffer the loss of a person through death or removal
allow to go out of sight or mind
fail to perceive or to catch with the senses or the mind
fail to get or obtain
miss from one's possessions; lose sight of
fail to keep or to maintain; cease to have, either physically or in an abstract sense
fail to make money in a business; make a loss or fail to profit