内輪 うちわ
uchiwa

Noun
no-Adjective

1. family circle; one's circle (of friends, co-workers, etc.); one's fellows; in-group

その浮気 うわき内輪 うちわ秘密 ひみつだ。
sono uwakiwa uchiwano himitsuda.
That love affair is a family secret.
Noun
no-Adjective

2. private matters; internal affairs

Noun
na-Adjective
no-Adjective

3. conservative (e.g. estimate); moderate

Noun

4. pigeon toe (walking); in-toeing