CARD 1 OF 2 Which word fits this meaning?Requiring considerable effort or endurance.adjectiveReveal word and examplesarduousRestoring the damaged manuscript was an arduous task.Dictionary practice example.Completing the transcript remained arduous, requiring repeated checks against the audio.From Staying With Difficult Work.Full dictionary entryHow did you do before revealing the answer?Needs another lookI remembered itReveal the answer first, then make a self-check. Another word may fit the definition; compare with the target word. This is separate from scored quiz accuracy.