Synonyms of energies

1 Syllable
birr, élan, vim, go, pluck, strength, life, zing, pep, dash, might, zeal, zip, fire, punch, tuck, steam, zest
2 Syllables
spirit, force, moxie, pizzazz, juice, muscle, toughness, drive, ardor, power, verve
3 Syllables
stamina, hardihood, exertion, puissance, potency
4 Syllables
vitality, intensity, virility, liveliness, enterprise, vehemence, endurance, get-up-and-go, efficacy, activity, forcefulness, application, animation, vivacity, efficiency, fortitude, spontaneity
5 Syllables
initiative, effectiveness
6 Syllables
operativeness