מַכְתֵּשׁ (maktēš) is
a Hebrew noun
meaning mortar. It appears
2 times
in 2 books of the Hebrew Bible
(Strong's H4388).
Also rendered
hollow
Same Hebrew root (TWOT 1061a)
Root family 1061: כָתַשׁkātaš — pound, pound fine, bray. Occurs only in Prov 27:22, ʾim-tiktošh ʾet-hāʾĕwîl bammaktēš “if you pound the fool in the mortar.”