pestle

noun

1
a club-shaped hand tool for grinding and mixing substances in a mortar
2
a heavy tool of stone or iron (usually with a flat base and a handle) that is used to grind and mix material (as grain or drugs or pigments) against a slab of stone
3
machine consisting of a heavy bar that moves vertically for pounding or crushing ores

Also useful for “pestle”:Unscrambler— Rearrange the letters in “pestle”