8 letters · 15 points in Scrabble
noun an abnormal tightness of the foreskin preventing retraction over the glans
originFrom Ancient Greek φίμωσις (phímōsis, “muzzling; contraction of the prepuce”), from φῑμόω (phīmóō, “to muzzle”) + -σις (-sis, nominal suffix).
Etymology from Wiktionary, CC BY-SA 3.0