As long as, albeit, and alternatively are all synonyms for whether. Definitely and regardless are antonyms of whether. And here are 41 another word for whether.
Albeit, alternatively, as long as, as to whether, assuming that, contingent upon, even if, given that, if applicable, if it happens that, if need be, if so, if, in case, in consideration of, in light of, in such cases, in the case that, in the circumstance that, in the event that, in the instance that, in the possibility that, insofar as, on the condition that, on the premise that, or not, provided that, regardless of, regardless, should, suppose that, suppose, that is, unless, when it comes to, whenever, whether it be, whether it is, whether or not, and in case that are all synonyms for whether.
Whether synonym page has a variety of synonyms that differ in length. 1 synonym with 2, 4, 5, 7, 10, 15, 16, 18, 20, and 21 letters and 6 synonyms with 6 letters. 3 synonyms with 8, 9, and 13 letters and 5 synonyms with 11, and 12 letters.
2 synonyms with 14, and 17 letters. For a total of 39 another word for whether.
I don’t know whether to stay.
She asked whether it’s possible.
They debated whether to proceed.
It’s unclear whether he agrees.