noun, na-adjective
intimacy; closeness; familiarity
Describes a deep, friendly relationship; often used in formal or literary contexts. Commonly appears as 昵懇の仲 or 昵懇な間柄.
彼とは昵懇の仲だ。
I am on intimate terms with him.
二人は昵懇な間柄になった。
The two became close friends.