A really fast thesaurus... with lots of synonyms.
Arduous has 64 synonyms. The top synonyms for arduous are hard, hairy, heavy, hefty, sheer, spiny, tough, abrupt and 56 more. Another word for arduous is hard. Browse the full list below.
| Length
| Random | DefinitionA common synonym for arduous is hard. Other synonyms include hairy, heavy, hefty, sheer.
Arduous has 64 synonyms listed on Thesaurasize.
(adj): needing or using up much energy; Hard to climb Example: "the movement towards a peaceful settlement has been a long and arduous political struggle."
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