Hypothesize about - Idioms by The Free Dictionary
hypothesize about something
to speculate about something; to make guesses about something. Don't waste time hypothesizing about what happened. There is no point in hypothesizing about what happened when we don't know the actual truth.
References in periodicals archive
2) to hypothesize about
the link between the median 1976 body concentration of dioxin in men before and during puberty and the postpubertal effect on the SSR of their offspring.