full of vitality; exuberant; effervescent
Describes a state of overflowing energy and high spirits; somewhat literary or emphatic.
He is a young man brimming with vitality.
The audience was moved by the exuberant speech.
Compound of 気力 (vitality, energy) and 横溢 (overflowing, brimming). The exact historical derivation is uncertain, but the word is formed from standard Sino-Japanese elements.