Word: 
Similar-sounding words in the dictionary:
3 letters:
orn, war
4 letters:
born, corn, dorn, horn, porn, torn, ward, warm, warp, wars, wart, wore, warn, worn
5 letters:
borne, bourn, mourn, shorn, sworn, thorn, war's, warns, wharf
6 letters:
bourne, warned, warner, warren