cliff
/ˈklif/
noun
a very steep, vertical, or overhanging face of rock, earth, or ice : precipice
noun
a member of a prehistoric American Indian people of the southwestern U.S. who built their homes on rock ledges or in the natural recesses of canyon walls and cliffs
a member of any cliff-dwelling people
a resident of a large usually metropolitan apartment building
noun
an adventure serial or melodrama; especially : one presented in installments each ending in suspense
a contest whose outcome is in doubt up to the very end; broadly : a suspenseful situation