unanswered in a sentence

Definition

Unanswered: not addressed or resolved; remaining without a response or explanation.

Many of her questions remained unanswered after the meeting concluded.
The mystery of his sudden departure was left unanswered, leaving everyone puzzled.
Despite numerous inquiries, the officials had several unanswered concerns about the project.
He stared at the letter, filled with unanswered emotions that he couldn't articulate.
The book concluded with an unanswered question that lingered in the reader's mind.