[f. STRENUOUS a.: see -OUS and -ITY.] Strenuousness (somewhat disparaging in use).

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1886.  Academy, 30 Jan., 73/1. The author … may be reminded that strenuosity in style is not quite the same thing as strength, and recommended to be sparing of quotations [etc.].

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1904.  Morning Post, 18 April, 9/1. In every place he [Roosevelt] has filled,… he has displayed that strenuosity which must always be associated with his name.

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1915.  E. V. Lucas, In Gentlest Germany, ix. 70. The watchword of the nation [Germany] is strenuosity.

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