crept
kriːp
verb
move slowly and carefully in order to avoid being heard or noticed.
he crept downstairs, hardly making any noise
crawl,move on all fours,move on hands and knees,pull oneself,inch,edge,slither,slide,squirm,wriggle,writhe,worm,worm one’s way,insinuate oneself,sneak,steal,slip,slink,sidle,skulk,pad,prowl,tiptoe,pussyfoot,soft-shoe,tread warily,move stealthily,move furtively,move unnoticed,walk quietly