| Date: | 1600-1700 |
| Language: | Latin |
| Origin: | strenuus |
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stren‧u‧ous

1 needing a lot of effort or strength :
a strenuous climb
The doctor advised Ken to avoid strenuous exercise.
a strenuous climb
The doctor advised Ken to avoid strenuous exercise. —strenuously adverb:
Barrett strenuously denied rumors that he would resign.
WORD FOCUS: difficult
Barrett strenuously denied rumors that he would resign.
difficult to do: hard, tough, challenging, daunting
difficult and needing a lot of physical effort: tough, strenuous, back-breaking, gruelling, arduous, punishing
difficult to deal with or talk about: tricky, awkward, delicate, sensitive, touchy
words for describing a difficult person: awkward, trying
words for describing difficult conditions: adverse, hostile
➔ See also difficult
