Answer:
The coterie only accepted people who shared common interests with its fellow members.
The most important thing when incorporating a foreign vocabulary word into your own sentence is realizing what part of speech the vocabulary word is. In this case it is a noun, so treat it as such and write a regular sentence. (Hint: Apple is also a noun, so you can write a sentence with "apple," in it and replace it with the noun in question, so long as the vocabulary word's definition fits appropriately.)