Vivacity

Part of speech: noun (n.)

1. The quality or state of being vivacious. Specifically: --

2. Tenacity of life; vital force; natural vigor. [Obs.] The vivacity of some of these pensioners is little less than a miracle, they lived so long. Fuller.

3. Life; animation; spiritedness; liveliness; sprightliness; as, the vivacity of a discourse; a lady of great vivacity; vivacity of countenance.

Synonyms: Liveliness; gayety. See Liveliness.