1) Arduous 2) Concentrated 3) Difficult 4) Effortful 5) Energetic 6) Exhausting 7) Gruelling 8) Intense 9) Straining
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https://www.crosswordclues.com/clue/strenuous
1) Energetic 2) Taxing 3) Taxing to the utmost 4) Testing powers of endurance
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https://www.crosswordclues.com/clue/strenuous
• (a.) Eagerly pressing or urgent; zealous; ardent; earnest; bold; valiant; intrepid; as, a strenuous advocate for national rights; a strenuous reformer; a strenuous defender of his country.
Found on
http://thinkexist.com/dictionary/meaning/strenuous/
Stren'u·ous adjective [ Latin
strenuus ; confer Greek ... strong, hard, rough, harsh.] Eagerly pressing or urgent; zealous; ardent; earnest; bold; valiant; intrepid; as, a
strenuous advocate for national rights; a
strenuous reformer; a
strenuous defender of his country. �...
Found on
http://www.encyclo.co.uk/webster/S/209
[
adj] - characterized by or performed with much energy or force
Found on
http://www.webdictionary.co.uk/definition.php?query=strenuous
adjective characterized by or performed with much energy or force; `strenuous exercise`
Found on
https://www.encyclo.co.uk/local/20974
characterized by vigorous exertion, as action, efforts, life, etc.: a strenuous afternoon of hunting. · demanding or requiring vigorous exertion; laborious: To think deeply is a strenuous task. · vigorous, energetic, or zealously active: a strenuous person; a strenuous intellect.
Found on
https://www.infoplease.com/dictionary/strenuous
No exact match found.
