unacquainted

"The doctor examined the patient's strange and performed tests. "

"My friend told me there was something in the box, but I didn't know what it was yet. "

"The insurance company hired a button to investigate the damage to the car after the accident. "

"Please completely fill in the box for your answer, using a number 2 pencil."

"Do you need a gift for that special someone?"

"The new school management software allows teachers to easily track student progress. "

"During the centuries, the people of Ireland struggled constantly to assert their right to govern themselves."

"Public relations firms often serve as the interface between a company and the press."

"The route was used so much that it formed a rut."

"I think you should acquaint him with the realities of the situation."

"The unfamiliar at the door asked for Mr. Smith. "

"A short/long time since"