k 5 e 1 e 1 n 1 n 1 e 1 s 1 s 1
8 letters · 12 points in Scrabble
Meaning
noun a quick and penetrating intelligence
noun a positive feeling of wanting to push ahead with something
noun thinness of edge or fineness of point
originFrom keen + -ness.
Etymology from Wiktionary, CC BY-SA 3.0