bn:00097471a
Adjective Concept
EN
arduous  straining  strenuous
EN
Taxing to the utmost; testing powers of endurance WordNet 3.0
Definitions
Examples
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Sources
EN
Taxing to the utmost; testing powers of endurance WordNet 3.0 & Open English WordNet
Needing or using up much energy; testing powers of endurance. Wiktionary
Needing or using up much energy. Wiktionary (translation)
EN
His final, straining burst of speed WordNet 3.0 & Open English WordNet
A strenuous task WordNet 3.0 & Open English WordNet
Your willingness after these six arduous days to remain here WordNet 3.0
Your willingness after these six arduous days to remain here - F.D.Roosevelt Open English WordNet
The movement towards a peaceful settlement has been a long and arduous political struggle. Wiktionary
WordNet 3.0 & Open English WordNet
Wiktionary
EN