1. The quality or state of being lively or animated; sprightliness; vivacity; animation; spirit; as, the liveliness of youth, contrasted with the gravity of age.
2. An appearance of life, animation, or spirit; as, the liveliness of the eye or the countenance in a portrait.
3. Briskness; activity; effervescence, as of liquors.
Synonym: Sprightliness, gayety, animation, vivacity, smartness, briskness, activity.
liveliness, Gayety, animation, Vivacity. Liveliness is an habitual feeling of life and interest, gayety refers more to a temporary excitement of the animal spirits, animation implies a warmth of emotion and a corresponding vividness of expressing it, awakened by the presence of something which strongly affects the mind, vivacity is a feeling between liveliness and animation, having the permanency of the one, and, to some extent, the warmth of the other. Liveliness of imagination, gayety of heart, animation of countenance, vivacity of gesture or conversation.
Origin: From lively.