1) Due to their unacquaintedness, the new neighbors kept to themselves.

2) The awkward unacquaintedness between the two colleagues was palpable.

3) Moving to a new city brought a sense of unacquaintedness with the local customs.

4) The unacquaintedness between the siblings was evident as they reunited after years apart.

5) She felt a sense of unacquaintedness in the foreign country.

6) The unacquaintedness of the team members led to some initial confusion during the project.

7) The unacquaintedness of the students with the subject matter made the class challenging.

8) His unacquaintedness with the topic became apparent during the presentation.

9) The unacquaintedness with the local language made communication difficult for the tourists.

10) The unacquaintedness between the distant relatives made the family reunion slightly awkward.