cusp

See this word as a collocate cloud

itself ultramarine sea laps the	cusp	of its shore shaded by
one ear cocked in a	cusp	of rock on the sea
and sat beyond the rooted	cusp	of my tree when the
dimension we are on the	cusp	of delivering sensitive services that
i was always on the	cusp	between the f963: mmhm mmhm