curmudgeonliness

uncountable

The state or condition of being curmudgeonly.

Japanese Meaning

不機嫌で怒りっぽい性格やその状態 / 短気で意地悪な様子、またはその性質

His curmudgeonliness made it difficult for colleagues to approach him about even minor problems.

彼の気難しさのせいで、同僚たちは些細な問題でも彼に相談しにくかった。

Sense（1）

The state or condition of being curmudgeonly.