IPA: /ˈflit.nəs/
KK: /flit-nəs/
The quality of moving quickly and lightly.
The fleetness of the deer allowed it to escape from the predator.
Fleetness → It is formed from "fleet" (from Old English *fleotan*, meaning to float or move swiftly) and the suffix "-ness" (meaning the state or quality of). The word "fleetness" refers to the quality of being swift or quick in movement.
Think of the Old English word for floating or moving swiftly — that's how fleetness describes the quality of being quick.