FAQs About the word dead letter

おきゅうじ

the state of something that has outlived its relevance, mail that can neither be delivered nor returned

No synonyms found.

No antonyms found.

dead language => 死語, dead heat => 引き分け, dead hand of the past => 過去の死んだ手, dead hand => デッドハンド, dead end => 袋小路,