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doubt (EN)
verbo, substantivo

verbo “doubt”

infinitivo doubt; ele doubts; pret. doubted; part. doubted; ger. doubting
  1. duvidar
    She doubted whether she had locked the door when she left the house.

substantivo “doubt”

sing. doubt, pl. doubts ou incontável
  1. dúvida
    Despite the evidence, he harbored doubts about his friend's innocence.