listen vs attend

listen and attend both are verbs.

Word	Noun	Adjective	Verb	Adverb
listen	No	No	Yes	No
attend	No	No	Yes	No

As verbs, attend is a hyponym of listen; that is, attend is a word with a more specific, narrower meaning than listen:

Other hyponyms of listen include hear out, listen in, advert, give ear, hang, pay heed, hark, harken, hearken, eavesdrop, listen in.

listen (verb)	attend (verb)
hear with intention	give heed (to)
listen and pay attention	work for, or be a servant to
pay close attention to; give heed to	take charge of or deal with
	be present at (meetings, church services, university), etc.
	to accompany as a circumstance or follow as a result