This rare kanji has no clear standalone meaning. Treat its meaning as uncertain.
婅 combines 女 (woman) with 匊, but the exact historical development and original meaning are uncertain. It may have been a name-related character.
A woman 女 beside 匊, a shape associated with holding or a handful. Without a clear meaning, picture a woman holding something precious but unknown.
For キク, imagine a woman named Kiku holding a chrysanthemum (菊, きく): Kiku -> キク, and the flower fits the feminine left side.