nonplussed
Related Words
perplexedbewilderedconfoundedstumpeddisconcertedmystifiedcomposedunfazedcollectedconfidentunperturbedconfusionperplexitybewildermentsurpriseshockastonishmentamazementdazestupordisorientationhesitationuncertaintydoubtambiguityparadoxconundrumpuzzleenigmariddlestutterpausesilencespeechlessdumbfoundedagitationpanicanxietystresstensiondisarraychaosdisruptioncluelessnessignorancemisunderstandingmisinterpretationcognitive dissonancepsychologyemotionreactionresponsebody languagestareblinkgawkbewilderperplexconfusebafflemystifydisconcertflummoxstumpnonplusbewilderingperplexingconfusingbafflingmysteriousunexpectedunforeseenabruptsuddenness