1) Act like Felix Unger 2) Arrange tidily 3) Bring to order 4) Clean up 5) Clear clutter 6) Clear the clutter 7) Declutter 8) Do cleanup duty 9) Do some tidying 10) Get in order 11) Improve in appearance 12) Make less cluttered 13) Make less messy 14) Make shipshape 15) Make tidy 16) Make trim 17) Order 1) Cleanse 2) Coiffe 3) Comb 4) Groom 5) Houseclean 6) Spruce up 7) Tidy 8) Tidy up 
to make neat: a day spent neatening the kitchen shelves.