綻ほころぶ綻ぶ表記・読み:ほころぶ1to begin to open; to come out五段動詞(ぶ)自動詞word usually written using kana alone2to smile broadly五段動詞(ぶ)自動詞word usually written using kana alone3to come apart at the seams (clothes)五段動詞(ぶ)自動詞word usually written using kana alone札へ残す語をコピー