efficient, forcible, adequate, and potent
emaciated, scraggy, meager, and attenuated
endless, ceaseless, immutable, and imperishable
energy, eagerness, earnestness, and enthusiasm
enhance, exalt, elevate, and intensify
enormous, base, prodigious, and colossal
enrage, incense, infuriate, and exasperate
enthusiasm, devotion, intensity, and zeal
envy, discontent, deception, and ignorance
equitable, reasonable, just, and honest