10 letters · 16 points in Scrabble
noun (prosody) a line of verse that lacks a syllable in the last metrical foot
adjective (verse) metrically incomplete; especially lacking one or more syllables in the final metrical foot
originFrom Latin catalecticus, from Ancient Greek καταληκτικός (katalēktikós, “leaving off, incomplete”) from κατάληξις (katálēxis).
Etymology from Wiktionary, CC BY-SA 3.0