on one own initiative (adverb) voluntarily: of one's own free will
Sinonime: able, allowed, at large, at liberty,
casual,
clear, disengaged,
easy, escaped,
familiar, fancy-free, footloose,
forward,
frank, free-spirited, free-wheeling,
independent,
informal,
lax,
liberal, liberated, loose, off the hook, on one's own, on the loose,
open,
permitted,
relaxed, unattached, uncommitted, unconfined, unconstrained, unengaged,
unfettered, unhampered, unimpeded, unobstructed, unregulated, unrestricted, untrammeled
Antonime: bound,
confined, hindered,
limited,
restrained