for (the) purpose of

为了

footlight, footlights, footling, footloose, footman, footmark, footnote, footpath, footplate, footprint, footsie, footsore, footstep, footstool (also stool), footway, footwear, footwork, fop, foppish, for, for a moment, for a while, for ages, for all that, for another two days, for certain, for ever, for example, for fear of, for fear that, for good, for instance, for lack of, for life, for long, for one thing, for one thing...for another, for one's sake, for sale, for short,