気力きりょく Common Noun English jmdict 1 noun (common) (futsuumeishi) willpower;energy;vitality 雨のために彼らは気力をそがれた。 The rain dampened their spirits.
気力旺盛きりょくおうせい Noun I-adj English jmdict 1 noun (common) (futsuumeishi) adjectival nouns or quasi-adjectives (keiyodoshi) being full of energy (drive, motivation, vitality)