promiscuousadjective
uk/prəˈmɪs.kju.əs/us/prəˈmɪs.kju.əs/disapproving(of a person) having a lot of different sexual partners or sexual relationships, or (of sexual habits) involving a lot of different partners:
I suppose I was quite promiscuous in my youth.
It's a fallacy that gay men are more promiscuous than heterosexuals.
promiscuously
adverb uk/prəˈmɪs.kju.əs.li/us/prəˈmɪs.kju.əs.li/