slope vs ascent

slope and ascent both are nouns.

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

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

slope (noun)	ascent (noun)
the property possessed by a line or surface that departs from the horizontal	the act of changing location in an upward direction
an elevated geological formation	a movement upward; rise above the ground
	an upward slope or grade (as in a road)

slope (verb)	ascent (verb)
be at an angle