climb vs ascent

climb and ascent both are nouns.

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

As nouns, ascent is a hypernym of climb; that is, ascent is a word with a broader meaning than climb:

Other hypernyms of climb include ascending, ascension, rise.

As nouns, ascent is a hypernym of climb; that is, ascent is a word with a broader meaning than climb:

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

Other hypernyms of climb include ascension, rise, rising.

As nouns, climb and ascent are synonyms defined as:

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

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

climb (verb)	ascent (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