石いし焼やき芋いもMeaningsNoun1. sweet potatoes baked in hot stones or pebblesKanji used石stone焼roast芋potatoPitch accentいしやきいもComposed of石いしstone; rock; pebble; jewel; precious stone; flint (in a lighter); (round) game piece; stone (in go, etc.); disc (in Othello); stone (in the bladder, kidney etc.); …Noun焼やき芋いもroasted sweet potato; baked sweet potatoNoun