Synonyms for Pointy:

adj.

pointed (adjective)
aciculate, cuspidated, acute, cuspated, barbed, keen, Aciculated, acicular, cuspate, cuspidate, spiked, Mucronate, sharp, acuminate.
sharp (adjective)
sharp, needle-like, sagittal, pointed, spinous, barbed, spear-like, jagged, spiked, cutting, keen, razor-edged, bristly, Thistly, spiny, needle-point, thorny, acute, spiky, prickly.

n.

concave, cuspated, clean, acicular, aciculate, aerodynamic, angular, bent, bulbous, chunky, Mucronate, closed, cuspidated, asymmetrical, cuspidate, concentric, acuminate, Aciculated, cuspate.

Other synonyms:

cuspidate, acuminate, cuspidated, Mucronate, acicular, Aciculated, cuspate, cuspated, aciculate.