1 able to move quickly and easily: Ruth was as agile as a monkey.
- able to think and understand quickly: his vague manner concealed an agile mind.
2 relating to or denoting a method of project management, used especially for software development, that is characterised by the division of tasks into short phases of work and frequent reassessment and adaptation of plans: agile methods replace high-level design with frequent redesign.
agility |əˈdʒɪlɪti| noun
late Middle English: via French from Latin agilis, from agere ‘do’.
Word from UK Government. (2014) Government Service Design Manual. (https://www.gov.uk/service-manual/agile)