forebear vs ascendant

forebear and ascendant both are nouns.

Word	Noun	Adjective	Verb	Adverb
forebear	Yes	No	No	No
ascendant	Yes	Yes	No	No

As nouns, ascendant is a hypernym of forebear; that is, ascendant is a word with a broader meaning than forebear:

forebear: a person from whom you are descended
ascendant: someone from whom you are descended (but usually more remote than a grandparent)

Other hypernyms of forebear include ancestor, antecedent, ascendent, root.

forebear (noun)	ascendant (noun)
a person from whom you are descended	someone from whom you are descended (but usually more remote than a grandparent)
	position or state of being dominant or in control

forebear (adjective)	ascendant (adjective)
	tending or directed upward
	most powerful or important or influential