free and easy

不拘形式的；随便的

fraternize, fraternise, fratricidal, fratricide, fraud, fraudulence, fraudulent, fraudulently, fraught, fray, frazzle, freak, freak-out, freakish, freakishly, freakishness, freaky, freckle, freckled, free, free agent, free association, free balloon, Free Church, free enterprise, free fall, free from, free house, free kick, free lance, free love, free of, free port, free speech, free trade, free verse, free vote, free wheel, free will, free-for-all, free-hand,