ちからつく 力こぶを作る Show inflections LinksSentence search for 力こぶを作るSentence search for ちからこぶをつくるSentence search for 力瘤を作るKanji details for 力 and 作Edit in JMdict Expressions (phrases, clauses, etc.), Godan verb with 'ru' ending1. to flex one's bicepsOther forms力瘤を作る 【ちからこぶをつくる】 Discussions Log in to talk about this word.