(42)S: (v) think, opine, suppose, imagine, reckon, guess (expect, believe, or suppose) "I imagine she earned a lot of money with her new novel"; "I thought to find her in a bad state"; "he didn't think to find her in the kitchen"; "I guess she is angry at me for standing her up"
(10)S: (v) guess, venture, pretend, hazard (put forward, of a guess, in spite of possible refutation) "I am guessing that the price of real estate will rise again"; "I cannot pretend to say that you are wrong"
(6)S: (v) estimate, gauge, approximate, guess, judge (judge tentatively or form an estimate of (quantities or time)) "I estimate this chicken to weigh three pounds"
(6)S: (v) guess, infer (guess correctly; solve by guessing) "He guessed the right number of beans in the jar and won the prize"