introvertedness

Noun

uncountable

The state or quality of being introverted

Japanese Meaning

内向性 / 内向的な性質

Her introvertedness sometimes made group activities exhausting, but it also gave her a calm, reflective perspective.

彼女の内向性は時にグループ活動を疲れさせたが、それはまた彼女に落ち着いた内省的な視点を与えた。

Sense（1）

The state or quality of being introverted