| English | Synonym |
|---|---|
| uncertain adjective | ambiguousadjective ambivalentadjective certainadjective chancyadjective contingentadjective doubtfuladjective dubiousadjective flukeyadjective flukyadjective gropingadjective hesitantadjective iffyadjective indefiniteadjective indeterminateadjective sealedadjective sureadjective undependableadjective undeterminedadjective unpredictableadjective unreliableadjective up in the airadjective variableadjective |
| uncertainly adverb | falteringlyadverb steadilyadverb unsteadilyadverb |
| uncertainness noun | certaintynoun precariousnessnoun qualitynoun uncertaintynoun |
| uncertainty noun | certaintynoun cognitive statenoun doubtnoun doubtfulnessnoun dubietynoun dubiousnessnoun incertitudenoun precariousnessnoun qualitynoun state of mindnoun uncertainnessnoun |