CUSPIDATE
cuspate, cuspated, cusped, cuspidal, cuspidate, cuspidated
(adjective) having cusps or points
Source: WordNet® 3.1
Etymology
Adjective
cuspidate (comparative more cuspidate, superlative most cuspidate)
Having a cusp
(botany, of a leaf) Tapering to a sharp, firm point
Source: Wiktionary
Cus"pi*date (-dt), v. t.
Definition: To make pointed or sharp.
Cus"pi*date (ks"p-dt), Cus"pi*da`ted (-d`td), a. Etym: [L.
cuspidatus, p.p. of cuspidare to make pointed, fr. cuspis. See Cusp.]
Definition: Having a sharp end, like the point of a spear; terminating in a
hard point; as, a cuspidate leaf.
Source: Webster’s Unabridged Dictionary 1913 Edition