Armstead rhymes with:
farmstead, farmstead, bumstead, farmstead, homestead, olmstead, umstead, anstead, armested, armistead, beckstead, bumstead, christiansted, farmstead, grinstead, hampstead, holstead, homestead, milstead, olmstead, ounsted, springstead, travelstead, umstead, winstead
Armstead sounds like:
armacost, armagost, armested, armistead, arnst, arranged