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Arduous Definition & Meaning - Merriam-Webster
The meaning of ARDUOUS is hard to accomplish or achieve : difficult. How to use arduous in a sentence. Did you know? Synonym Discussion of Arduous.
ARDUOUS | English meaning - Cambridge Dictionary
ARDUOUS definition: 1. difficult, needing a lot of effort and energy: 2. difficult, needing a lot of effort and…. Learn more.
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