ascent vs climb

ascent and climb both are nouns.

Word	Noun	Adjective	Verb	Adverb
ascent	Yes	No	No	No
climb	Yes	No	Yes	No

As nouns, climb is a hyponym of ascent; that is, climb is a word with a more specific, narrower meaning than ascent:

Other hyponyms of ascent include levitation, heave, heaving, mount, soar, zoom.

As nouns, climb is a hyponym of ascent; that is, climb is a word with a more specific, narrower meaning than ascent:

ascent: a movement upward; rise above the ground
climb: an event that involves rising to a higher point (as in altitude or temperature or intensity etc.)

As nouns, ascent and climb are synonyms defined as:

Other synonyms of ascent include acclivity, raise, rise, upgrade.

ascent (noun)	climb (noun)
the act of changing location in an upward direction	the act of climbing something
a movement upward; rise above the ground	an event that involves rising to a higher point (as in altitude or temperature or intensity etc.)
an upward slope or grade (as in a road)	an upward slope or grade (as in a road)

ascent (verb)	climb (verb)
	go up or advance
	increase in value or to a higher point
	improve one's social status
	go upward with gradual or continuous progress
	move with effort, by grasping
	slope upward