Translation of "arduous" into Ido

abrupta, ardua, des-facila are the top translations of "arduous" into Ido.

arduous adjective grammar

Needing or using up much energy; testing powers of endurance. [..]

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English-Ido dictionary

  • abrupta

    adjective

  • ardua

  • des-facila

  • Less frequent translations

    • harda
    • severa

  • Show algorithmically generated translations

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Translations of "arduous" into Ido in sentences, translation memory