Disposition; temperament. Refers to a person's character or nature, often used in praising someone (e.g. 'good-natured').
彼女は気立てがよく、誰にでも親切に接する。
She has a kind disposition and is friendly to everyone.
祖母の気立ての良さは親戚中に知られている。
My grandmother's good nature is known throughout the relatives.
面接では、学歴だけでなく気立ても見られることがある。
In interviews, they sometimes evaluate not only education but also one's disposition.