Sentence examples for a stiff atmosphere from inspiring English sources

The phrase "a stiff atmosphere" is correct and usable in written English.
It can be used to describe a situation or environment that feels tense, formal, or uncomfortable, often due to social interactions.
Example: "As the meeting progressed, it became clear that there was a stiff atmosphere in the room, making it difficult for anyone to speak up."
Alternatives: "a tense atmosphere" or "a formal atmosphere".