Knuckle-Joint is a 13 letter English word. It's valid Scrabble word worth 17 points. It's valid Words with friends word worth 21 points.
You can make 581 anagrams from letters in knuckle-joint (-ceijkklnnotu).
First recorded in 1860-65
When practising, I play everything very slowly, raising my fingers high and straight from the knuckle joint.
I call to memory his having almost cut off the index finger of his left hand, putting the axe right thru the knuckle joint.
When the fingers are longer than the width of the hand across the knuckle joint, it is not an advantage but a detriment.
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21