"Ascendance" is a word in ENGLISH

A slope or inclination of the earth, as the side of a hill, considered as ascending, in opposition to declivity, …

bat. In the civil law. Ascendants. Dig. 23, 2, 68; Cod. 5, 5. 6

The science or art of ascending and sailing in the air, as by means of a balloon; aerial navigation; ballooning.

To go up; to ascend.

A fish that leaves the sea and ascends rivers.

Ascending rivers from the sea, at certain seasons, for breeding, as the salmon, shad, etc.

A gradual progression from one type to another, generally ascending.

one who has preceded an-other in a direct line of descent; a lineal ascendant

Attended with great labor, like the ascending of acclivities; difficult; laborious; as, an arduous employment, task, or enterprise.

To come up from a lower to a higher position; to come above the horizon; to come up from one's …

To go or move upward upon or along; to climb; to mount; to go up the top of; as, to …

To move upward; to mount; to go up; to rise; -- opposed to descend.

To rise, in a figurative sense; to proceed from an inferior to a superior degree, from mean to noble objects, …

To go up; to pass up or np-wards; to go or pass in the ascending line. 4 Kent, Comm. 393, …

Capable of being ascended.

Alt. of Ascendance

Superiority, or commanding influence; ascendency; as, one man has the ascendant over another.

Ascent; height; elevation.

An ancestor, or one who precedes in genealogy or degrees of kindred; a relative in the ascending line; a progenitor; …

Alt. of Ascendent