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The Japanese word

砕く

is pronounced
kudaku | くだく
means
to break, to smash
Examples:
彼の希望は無残に砕かれた。
kare no kibō wa muzan ni kudaka re ta.
His hopes were shattered.
愛は人の心を砕くこともできるのさ。
ai wa hito no kokoro o kudaku koto mo dekiru no sa.
But love can break your heart.
ピックは硬い地表を砕くために用いられる長い取っ手の道具だ。
pikku wa katai chihyō o kudaku tame ni mochī rareru nagai totte no dōgu da.
A pick is a long handled tool used for breaking up hard ground surfaces.
Examples sourced from tatoeba.org