Noah Webster's Dictionary (n.) Joyful enthusiasm; an overflowing quantity; a copious or excessive production or supply; superabundance; richness; as, an exuberance of joy, of fancy, or of foliage.

Multi-Version Concordance Exuberance (1 Occurrence) Malachi 2:15 And did he not make one, although he had the residue of the Spirit? And wherefore one? He sought a godly seed. Therefore take heed to your spirit, and let none deal treacherously against the wife of his youth. (See JPS)