adjective

Rising in power or influence.

ascendant moderate factions in the party

rising,rising in power,in the ascendant,on the up and up,on the way up,up-and-coming,on the rise,growing,increasing,flourishing,prospering,burgeoning,developing,budding

noun

The point on the ecliptic at which it intersects the eastern horizon at a particular time, typically that of a person’s birth.

If not, then use the ascendant if the birth was preceded by a New Moon.