1) Carefully 2) Efficiently 3) In a neat manner 4) In a shipshape manner 5) In a tidy manner 6) In mess-lessening fashion 7) In order 8) Nattily 9) Painstakingly 10) Precisely 11) Smartly 12) Trimly 13) Way to keep house 14) With good order 15) Without any mess Found on https://www.crosswordclues.com/clue/tidily
adverb in a tidy manner; `the door gave access to a tidily furnished sitting-room where chintz and oak predominated` Found on https://www.encyclo.co.uk/local/20974