descent vs ascent

descent and ascent both are nouns.

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

descent (noun)	ascent (noun)
the act of changing your location in a downward direction	the act of changing location in an upward direction
properties attributable to your ancestry	a movement upward; rise above the ground
a movement downward	an upward slope or grade (as in a road)
the hereditary derivation of an individual
a downward slope or bend
the kinship relation between an individual and the individual's progenitors