Word: 
Similar-sounding words in the dictionary:
3 letters:
dec, dex
4 letters:
debt, dech, deck, deco, deft, dent, dest, duct, sect
5 letters:
becht, dealt, dec's, decca, decks, dente, fecht, hecht, pecht, recht, wecht
6 letters:
decker, decter, dekker, deregt, direct, docked, ducked, knecht, necked
7 letters:
checked, dechert, deckert, wrecked