AGILITY
agility, legerity, lightness, lightsomeness, nimbleness
(noun) the gracefulness of a person or animal that is quick and nimble
Source: WordNet® 3.1
Etymology
Noun
agility (countable and uncountable, plural agilities)
(uncountable) The quality of being agile; the power of moving the limbs quickly and easily; quickness of motion
Synonym: nimbleness
(countable) A faculty of being agile in body, mind, or figuratively.
Source: Wiktionary
A*gil"i*ty, n. Etym: [F. agiliƩ, L. agilitas, fr. agilis.]
1. The quality of being agile; the power of moving the limbs quickly
and easily; nimbleness; activity; quickness of motion; as, strength
and agility of body.
They . . . trust to the agility of their wit. Bacon.
Wheeling with the agility of a hawk. Sir W. Scott.
2. Activity; powerful agency. [Obs.]
The agility of the sun's fiery heat. Holland.
Source: Webster’s Unabridged Dictionary 1913 Edition