Deteriorate
"Deteriorate" in Japanese
悪くする
waruku suru
(make worse)
悪くなる
waruku naru
(grow worse)
悪化させる
akka saseru
(make worse)
悪化する
akka suru
(grow worse)
改悪する
kaiaku suru
(make worse)
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.