覚悟|かくごkakugo[1]atamadaka (head-high)

1. noun, suru verb, transitive verbreadiness; (mental) preparedness
   兵士へいしたちは故国ここくのために死しぬ覚悟かくごが出来できていた。↗

   The soldiers were ready to die for their country.
2. noun, suru verb, transitive verbresolution; determination
3. noun, suru verb, transitive verbresignation (to one's fate)

• Related観念かんねんNeutralMeans resigning yourself to the inevitable, as in 「もう観念しろ」; its more common sense is idea or concept. 「覚悟」 stresses preparing yourself in advance.
• Related諦めあきらめNeutralGiving up or abandoning hope, as in 「諦めがつく」; it leans negative. 「覚悟」 carries the resolve to face reality.
• Related諦観ていかんWrittenWritten/formal prose for the philosophical acceptance or resignation that comes from seeing through to the essence of things.
• Related諦念ていねんWrittenA written word for the resigned state of mind after grasping the truth; found mostly in literary criticism.
• Related腹をくくるはらをくくるCasualColloquial idiom meaning to steel yourself or commit fully; roughly synonymous with 「覚悟を決める」 but more colloquial.

「覚悟」 is for preparing yourself or resolving to face foreseeable difficulty or harm; colloquially 「腹をくくる」 says much the same. Use 「諦め」 for giving up, 「観念」 for resigned acceptance, and the written 「諦観」/「諦念」 for philosophical acceptance.

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

1. 危険きけんまたは不利ふりな結果けっかを予測よそくし、心構こころがまえをすること。
2. 制裁せいさいや報復ほうふくなどを受うけることについて、心こころの準備じゅんびをすること。（間投詞かんとうし的てきに、また命令形めいれいけいで）決闘けっとうや仇討あだうちなどで、相手あいてに斬きりかかるときに発はっする言葉ことば。
3. （「覚悟かくごがある」などの形かたちで）対抗たいこうや闘争とうそうなどの決意けついを表明ひょうめいすること。
4. 悟さとりを開ひらくこと。
5. 諦あきらめること。