free agency; free agent; free association; free burning; free central placentation; free electron; free energy; free enterprise; free fall; free form; free french; free grace; free hand; free house; free kick; free lance; free list; free living; free love; free lunch; free morpheme; free nerve ending; free of charge; free pardon; free people; free phagocyte; free port; free press; free radical; free rein; free soil party; free spirit; free state; free thought; free throw; free throw lane; free time; free trade; free trader; free verse; free weight; free will; free world; free zone; free-and-easy; free-associate; free-base; free-enterprise; free-flying; free-for-all; free-lance; free-liver; free-living; free-range; free-reed; free-reed instrument; free-soil; free-spoken; free-swimming; free-tailed bat; free-thinking;