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Japanese vocabulary · Beginner

How do you say "rotten" in Japanese?

腐った

kusatsu ta

Adjective Kanji

In Japanese, "rotten" is 腐った (kusatsu ta).

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Pronunciation

Ku-sat-ta, three syllables, the doubled 't' forces a hard little stop, almost mimicking a gag at the smell.

Writing and usage

腐った is written using kanji. It's a adjective, and this word is also taught inside the Noun Town language learning game, where it appears in interactive lessons alongside hundreds of other everyday words.

Example sentence

リンゴは腐ってしまった。

ringo ha kusatsu teshimatta.

The apple had gone rotten.

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How to remember 腐った

Kusatta contains 'kusai' root meaning smelly — rotten food is exactly that, smelly and spoiled.

Related words

Browse all Japanese words in the glossary.

Questions about 腐った

How do you pronounce 腐った?

Ku-sat-ta, three syllables, the doubled 't' forces a hard little stop, almost mimicking a gag at the smell.

Is 腐った formal or casual?

腐った is a neutral, everyday word that works in both casual and polite speech. The level of formality comes from the sentence structure around it, not from the word itself.

How is 腐った written in Japanese?

腐った is written using kanji. Romanised, it reads as kusatsu ta.

Where can I practice Japanese words for free?

You can play free Japanese minigames in your browser on the Noun Town online games page, with no sign-up needed. Every word in the Japanese glossary also has native audio and an example sentence you can revisit any time.

"Rotten" in other languages

Curated by Callan Ratcliffe

This word is part of the vocabulary taught in the Japanese language learning game Noun Town, where words are introduced through play rather than memorisation. Want to play the full game? Get Noun Town on Steam.

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