Knee-Sprung is a 11 letter English word. It's valid Scrabble word worth 8 points. It's valid Words with friends word worth 9 points.
You can make 347 anagrams from letters in knee-sprung (-eegknnprsu).
An Americanism dating back to 1870-75
A cadaverous horse, knee-sprung and wheezy, dragged the van at the gait of a caterpillar.
A horseman would have called him knee-sprung and declared he stumbled.