一所懸命[isshokenmei] very hard
一生懸命[isshoukenmei] very hard
引っ懸ける[hikkakeru] to hang (something) on (something)
懸り[kakari] starting
懸る[kakaru] to take (a resource, e.g. time or money)

懸ける[kakeru] to hang (e.g. picture)
気懸かり[kigakari] anxiety
懸案[kenan] pending question
懸崖[kengai] overhanging cliff

暗躍[anyaku] secret manoeuvering
一躍[ichiyaku] (at) one bound
活躍[katsuyaku] activity (esp. energetic)
欣喜雀躍[kinkijakuyaku] jump up for joy
雀躍[jakuyaku] leaping for joy

跳躍[chouyaku] jump
飛躍[hiyaku] leaping
飛躍的[hiyakuteki] rapidly
躍り掛かる[odorikakaru] to spring at or upon
躍り込む[odorikomu] to jump into