Readiness, Preparedness, Resignation
Noun and する verb
かくご
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.
I've memorized this to the point of comprehension. It was my resolution to learn all this to comprehension. This way I have readiness.
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.