speculate
Meaning 1:
To think about something and make a guess: When we don't know something for sure, we can speculate. For example, if we see dark clouds in the sky, we can speculate that it might rain.
Other Words
To think about something and make a guess: When we don't know something for sure, we can speculate. For example, if we see dark clouds in the sky, we can speculate that it might rain.