monopoly vs ascendance

monopoly and ascendance both are nouns.

Word	Noun	Adjective	Verb	Adverb
monopoly	Yes	No	No	No
ascendance	Yes	No	No	No

As nouns, ascendance is a hypernym of monopoly; that is, ascendance is a word with a broader meaning than monopoly:

monopoly: exclusive control or possession of something
ascendance: the state that exists when one person or group has power over another

Other hypernyms of monopoly include ascendancy, ascendence, ascendency, control, dominance.

monopoly (noun)	ascendance (noun)
(economics) a market in which there are many buyers but only one seller	the state that exists when one person or group has power over another
exclusive control or possession of something