Similar word to univocal:

absolute, apparent, categorical, certain, clear, clear-cut, decided, decisive, direct, distinct, downright, evident, explicit, flat out, incontestable, incontrovertible, indisputable, indubitable, manifest, no catch, no fine print, no holds barred, no ifs ands or buts, no strings attached, obvious, open and shut, palpable, patent, plain, straight, straight out, straightforward, unambiguous, uncontestable, undeniable, undisputable, univocal, unmistakable, unquestionable