unexplained

an unexplained occurrence that baffled everyone.

cot death is still an unexplained phenomenon.

His unexplained absences fed our suspicions.

The unexplained phenomenon left scientists puzzled.

She felt a sense of unease due to the unexplained noises in the house.

The detective was determined to solve the unexplained disappearance of the girl.

The unexplained power outage affected the entire neighborhood.

They were startled by the unexplained shadow that moved across the room.

The unexplained illness baffled doctors for weeks.

The unexplained marks on the wall raised suspicions of foul play.

An unexplained sense of dread washed over her as she entered the abandoned house.

The unexplained disappearance of the treasure sparked rumors of a curse.

The unexplained behavior of the animal suggested it was under distress.

Such cases of unexplained hepatitis are not new.

Who for some unexplained reason, was nicknamed Goofy.

It causes fever, weakness, vomiting and unexplained bleeding.

However, the attacks remain largely unexplained.

Uh, it's still an unexplained death right now.

But that unexplained little act of friendliness was all that I needed.

All those mythical vanishings happened under unknown and unexplained circumstances.

The same unexplained ailment affected a number of Americans in Cuba last year.

The suspension came after a patient in the study had " unexplained illness" .

They had 28 samples from children in the Netherlands with unexplained respiratory infections.