To perform; to do; to conduct oneself; to carry out.

aggravation, deterioration, degeneration, corruption

to worsen, to aggravate, to deteriorate

pay cut; salary cut

to cut salary

economics; the study of economics / economy

(business) a company

(chiefly women's speech) first person singular pronoun: I, me

(polite) first-person singular pronoun: I, me

a personal or private matter / (by extension) selfishness