The interval of time immediately before a given occurrence; the verge:
Something attached to the end, as a cap, ferrule, etc.
The final point of something in space or time.
The highest point; the vertex:
Either of the two parts of a book's dust jacket that fold inside the book's covers, typically containing a summary of the book's contents and a brief biographical sketch of its author
(Biol., Geol.) A needlelike spine, prickle, particle, or crystal; esp., an ice crystal
A tapering, projecting point; a pointed extremity:
A separate sheet of printed matter, often folded but not stitched
2013 January 1, Katie L. Burke, “Ecological Dependency”, American Scientist, volume 101, number 1, page 64:
A sharp or tapered end
The definition of a sharp is something with a pointed end.
A line or mark made by folding; a crease:
Find another word for cusp. In this page you can discover 20 synonyms, antonyms, idiomatic expressions, and related words for cusp, like: acumination, point, tip, corner, end, apex, flap, acicula, ascendant, tooth and peak.