readiness; preparedness; attitude
A mental stance of being ready and prepared for something, often used in contexts requiring resolve or a proactive mindset.
I am mentally prepared for the exam.
He showed a readiness to tackle the new job.
kanji 'vapor' radical
Refers to the kanji radical 气 (きがまえ), as used in characters like 気. This is a metalinguistic, domain-specific sense.
The radical of 気 is called 気構え.