Synonyms for Sagittal:

adj.

pointed (adjective)
keen, barbed, acute, sharp, spiked, pointy.
sharp (adjective)
jagged, keen, barbed, thorny, prickly, spear-like, spiny, spiky, acute, spiked, razor-edged, needle-like, pointy, pointed, needle-point, Thistly, sharp, cutting, spinous, bristly.

n.

sagittal (noun)
mesial.

Other synonyms:

Other relevant words:
mesial.