さぞかし (translations)→ absolutely certain grateful pretty really surely truly
しか (translations)→ leave only solely
でしょう (translations)→ presume probably suppose sure
感覚 (translations)→ air emotion estimation experience feeling flair insight judgement perception sensation sense sensitivity sentience way
間違い (translations)→ accident blob error falsehood inaccuracy misconception mistake problematic question wrong
疑い (translations)→ recognition suspicion suspicious
疑う (translations)→ believe distrust guess know surprised sus think wonder
疑念 (translations)→ confusion misgiving notion
疑問 (translations)→ interrogatory mystery problem warning
首をかしげる (translations)→ doubtful
不安 (translations)→ afraid alarm angst anguish anxiety apprehension apprehensive concern discomfort disquiet distress fear fearful nerve nervous nervousness perturbation restless scare strain terror uncertainty uncomfortable unease uneasiness uneasy unrest worry
不審 (translations)→ bewilderment expression perplexity puzzled
迷い (translations)→ choice oscillation reservation trouble
迷う (translations)→ choose consider halting hesitate hesitation indecision screwed-up undecided unsure vacillate wrestle