覚書・覚え書き・覚え書・覚書き|おぼえがきoboegaki[0]heiban (flat)

1. nounmemo; memorandum; note
2. noun(diplomatic) memorandumusu. 覚書

• SynonymメモCasualColloquial loanword for quick jotted notes; 「覚書」 is more formal and can also be an agreement document.
• Synonym手控えてびかえNeutralNeutral. Notes kept for one's own later review, and also self-restraint; 「覚書」 leans toward formal memoranda.
• Synonym備忘録びぼうろくWrittenWritten/formal prose. A notebook kept for memoranda; 「覚書」 also covers diplomatic and agreement memoranda.
• SynonymメモランダムFormalFormal loanword for a memorandum, also used in diplomatic and business documents; 「覚書」 is the native Japanese term.
• Related控えひかえNeutralNeutral. Means a copy, stub or backup (also a stand-in); 「覚書」 is specifically a written memo record.
• Related控え帳ひかえちょうNeutralNeutral. A small notebook for recording important matters; 「覚書」 can also be a formal memorandum document.
• Related控え書きひかえがきNeutralNeutral. Brief notes written down for later reference; 「覚書」 is more formal.

Use 「覚書」 for a written memo record or an agreement memorandum, as in 「覚書を交わす」. For casual jotted notes use 「メモ」; for a memorandum book 「備忘録」; the loanword 「メモランダム」 in formal diplomatic or business contexts; 「控え」 for copies and stubs.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. ものごとを忘わすれないように書き留かきとめておいたもの。メモ。
2. 回想録かいそうろく。
3. ある事柄ことがらについて当事者とうじしゃ間かんで合意ごういしたことを記録きろくするために作成さくせい・発表はっぴょうされる文書ぶんしょの一種いっしゅ。また多国間たこくかんの政策せいさく合意ごういに関かんする外交がいこう文書ぶんしょの一種いっしゅ。メモランダム。
4. 手て日記にっき、条目じょうもく、条じょう書しょなどの古文書こもんじょ。