strenuous in Spanish
strenuous in Spanish
esforzado
Having great vigour or energy; forceful.
estrenuo
Having great vigour or energy; forceful.
agotador
(of a task) Requiring great exertion; very laborious.
arduo
(of a task) Requiring great exertion; very laborious.
extenuante
(of a task) Requiring great exertion; very laborious.