This is the 12350th most frequent Russian word.
камерном
"Камерном" (adjective) means "chamber" or "intimate" in a context often related to small-scale or private settings, such as chamber music.
Used descriptively to indicate the character of the hall being chamber-like, usually smaller or intimate.
Концерт состоялся в камерном зале.
The concert took place in a chamber hall.
Describes the style as intimate and possibly classical or sophisticated, invoking a chamber-like atmosphere.
Она обставила гостиную в камерном стиле.
She decorated the living room in a chamber style.
Metaphorically describes the conversation as being private or intimate, akin to the concept of being chamber-like.