Surmise

I can only surmise that he didn't want to attend the meeting because he didn't reply to my email.

We can only surmise what happened to the missing hiker, as there were no witnesses.

The scientist's surmise that a cure for cancer would be discovered within the next five years was met with skepticism.

Their surmise is that the storm will pass soon.

The coach's surmise that the team would win the championship was based on their previous performances.

The detective's surmise was that the killer knew the victim personally.

His surmise that the company was going bankrupt turned out to be correct when they laid off half their employees.

Based on the surmise that the bridge was safe to cross, the hiker continued on his journey.