step stool / (figuratively) stepping stone (person)

bookshelf

to use / to employ / to make use of, to apply / to spend

the above / the top (position or direction) / the surface of / superior in skill, age, level, etc.

in addition; furthermore / on top of (which)

(formal) Female third-person singular pronoun; she, her, girlfriend

(colloquial) a girlfriend (a female partner in a romantic relationship)

(literary) they (about women or girls)

take

a book / a script; a scenario / source; origin; root