1) De-clutters 2) Grooms 3) Makes more orderly 4) Makes nice 5) Makes orderly 6) Makes tidy 7) Makes trim 8) Orders 9) Picks up 10) Puts in order 11) Removes clutter from 12) Spiffs up 13) Spruces up 14) Tidies 15) Tidies up Found on https://www.crosswordclues.com/clue/neatens