clique
coterie
ingroup
inner circle
pack ***
camp ****

Soon she worked as a part of his inner circle.

Her inner circle would never understand those changes, she knew.

Those in his inner circle say he is open with them, but often difficult to read.

Until then, she had been one of their inner circle.

These five men would form the company's inner circle of management for the next 50 years.

True, as he knew himself, they were not the real inner circle.

Perhaps some day he would sit higher, a member of the inner circle.

The inner circle had been there time out of mind.

When I come to the inner circle you'll speak the words with me.

He will also be in the inner circle but is not considered a strong leader.