Words similar to uncertain

Example sentences for: uncertain

How can you use “uncertain” in a sentence? Here are some example sentences to help you improve your vocabulary:

Of course it is possible that the parsable president sees political advantage in allowing Congress and the public to push him into a ground conflict of uncertain cost and consequence (Who knows the true meaning of "has no intention"?)
Playing with the words of “uncertain origin” is like solving a puzzle: at its most imaginative but speculative worst, it amounts to a guess founded on assumptions and other guesses; and at its best, it is the formulation of a plausible solution based on a handful of genuine if limited clues that in the end also amount to a guess, albeit an informed and educated one.
There are signs that Saudi Arabia's royal family is trying to build a consensus for political reform, though uncertain about how fast and how far to go.
Yet, as you eavesdrop on him in recordings he left for posterity, like Dorothy peeking behind the screen at the Wizard, you find not a giant but a fearful and uncertain man with a very big voice.
But the course of love is as uncertain as the petroleum content of a pile of rocks.