Mental Readiness, Resolution, Determination
noun, verbal noun
When you awake to a moment of total comprehension, you've achieved mental readiness. You have the resolution and determination to face any challenge now. 覚悟 refers to mentally preparing yourself to face a difficult situation or accept an unfavorable outcome. It conveys a sense of strong determination and readiness to confront risks.
かくご
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
私は痩身手術を受ける覚悟を決めました。
I resigned myself to undergo weight loss surgery.