Synonyms and related words :
a beneplacito, a discretion, abandoned, ad arbitrium, ad lib, ad libitum, al piacere, arbitrary, at choice, at pleasure, at will, autonomous, deliberate, discretional, discretionary, elective, free, free will, go-go, gratuitous, immoderate, incontinent, independent, indulgent, intemperate, intentional, irrepressible, lax, licentious, loose, nonmandatory, nonrestrictive, offered, optional, out of control, out of hand, permissive, reinless, riotous, self-acting, self-active, self-determined, self-determining, spontaneous, unasked, unbesought, unbidden, unbridled, uncalled-for, unchecked, uncoerced, uncompelled, unconstrained, uncontrolled, uncurbed, ungoverned, uninfluenced, uninhibited, uninvited, unmastered, unmeasured, unmuzzled, unpressured, unprompted, unreined, unrepressed, unrequested, unrequired, unreserved, unrestrained, unrestrictive, unruly, unsolicited, unsought, unsubdued, unsuppressed, voluntary, volunteer, wanton, wild, willful, willing, without coercion, witting