| NOUN | attribute | strenuousness, arduousness | extreme / extreme effortfulness |
|---|
| Meaning | extreme / extreme effortfulness. | |
|---|---|---|
| Synonym | arduousness | |
| Broader | effortfulness | The quality of requiring deliberate effort |
| Spanish | arduidad | |
| Catalan | arduïtat | |
| Adjectives | strenuous | taxing to the utmost |
| strenuous | characterized by or performed with much energy or force | |
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