arise vs ascend

arise and ascend both are verbs.

Word	Noun	Adjective	Verb	Adverb
arise	No	No	Yes	No
ascend	No	No	Yes	No

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

arise (verb)	ascend (verb)
get up and out of bed	slope upwards
result or issue	travel up
rise to one's feet	come up, of celestial bodies
move upward	go along towards (a river's) source
take part in a rebellion; renounce a former allegiance	move to a better position in life or to a better job
come into existence; take on form or shape	appear to be moving upward, as by means of tendrils
originate or come into being	become king or queen
	go back in order of genealogical succession