| principium(theory, guesstimate, premise) |
| principle(theory, guesstimate, premise) |
| projection(noun, guess, judgment) |
| qualification(theory, guesstimate, premise) |
| reck(theory, guesstimate, premise) |
| rough figure(noun, expression, guess, judgment) |
| rough measure(noun, expression, guess, judgment) |
| say so(expression, theory, guesstimate, premise) |
| self-evident truth(expression, theory, guesstimate, premise) |
| shot in the dark(noun, expression, idea, belief, guess) |
| sine qua non(expression, idiom, theory, guesstimate, premise) |
| sneaking |
| supposal(noun, theory, guesstimate, qualification, supposition) |
| surmisal(theory, guesstimate, premise) |
| suspicion(noun, condition, idea, belief, guess) |
| tentative law(expression, theory, guesstimate, premise) |
| theorem(theory, guesstimate, premise) |
| theorization(theory, guesstimate, supposition, premise) |
| theory(noun, idea, belief, guess, conjecture) |
| thesis(noun, condition, idea, belief, guess) |