introvertness

uncountable

The state or quality of being an introvert; introvertedness.

Japanese Meaning

内向性

Her introvertness became more apparent at parties, where she preferred quiet conversation over crowded dancing.

彼女の内向性はパーティーでより顕著になり、混雑したダンスよりも静かな会話を好んだ。

Sense（1）

The state or quality of being an introvert; introvertedness.