Adjektive
ambiguous [ more ambiguous ; most ambiguous ]
uncertain [ more uncertain ; most uncertain ]
dubious [ more dubious ; most dubious]
equivocal [ more equivocal ; most equivocal]
unintelligible [ more unintelligible ; most unintelligible ]
vague [ vaguer ; vaguest ]
evasive [ more evasive ; most evasive]
noncommittal [ more noncommittal ; most noncommittal]
obscure [ more obscure ; most obscure]
unclear [ unclearer/more unclear ; unclearest/most unclear]
wearisome {feelings & emotions}
tiresome {feelings & emotions}