(imp. & p. p.) of Offer.

arbitrary autonomous discretional discretionary elective free free will gratuitous independent nonmandatory optional proffered self-acting self-active self-determined self-determining spontaneous unasked unbesought unbidden uncalled-for uncoerced uncompelled unforced uninfluenced uninvited unpressured unprompted unrequested unrequired unsolicited unsought voluntary volunteer willful