straddling

astraddle

athwart on the back of piggyback

ambiguous ambivalent dubious evasive muddled puzzling unclear vague

amphibological borderline clear as mud clouded disreputable fishy fuzzy hazy indefinite indeterminate indistinct misleading muzzy oblique obscure open problematic questionable suspect suspicious tenebrous undecided unexplicit unintelligible with mixed feelings

certain clear definite sure

determined obvious plain unequivocal unquestionable