突つき砕くだく

godan verb (-ku), transitive verb

pound into pieces; crush; grind up

Used for physically pounding, crushing, or grinding something into small pieces or powder, often with a pestle or similar tool. Can also refer to stamping ore.

• すり鉢ばちでゴマを突つき砕くだく。

  I grind sesame seeds in a mortar.

• 大おおきな岩いわをハンマーで突つき砕くだいた。

  I crushed the large rock with a hammer.