9 letters · 18 points in Scrabble
noun a downward slope or bend
origin1610s, from French déclivité, from Latin declivitatem, dēclīvitās, from dēclivis (“a sloping downward”), from de (“down”) + clīvus (“a slope”), from Proto-Indo-European *ḱleywo-, from Proto-Indo-European *ḱley- (“to lean”) (English lean).
Etymology from Wiktionary, CC BY-SA 3.0