surmise

Study authors surmised that the concentrations fell, in part, because businesses removed the chemicals from their goods to avoid warning labels.

Stewart makes no bones about her perfectionism or her lack of warmth, which she freely surmises is the reason her closest relationships suffered.

Climate change was not on the discussion list here, as you might surmise.

My friend immediately surmised that the U.S. was somehow behind the coup attempt: Did I also believe it?

Some worried about physical attacks by Trump supporters; others, he surmised, thought the film too risky for their careers in a politically divisive age.