strenuosity

== English == === Etymology === From strenu(ous) +‎ -osity. === Noun === strenuosity (usually uncountable, plural strenuosities) The quality or state of being strenuous. ==== Synonyms ==== strenuousness === Further reading === William Dwight Whitney, Benjamin Eli Smith, editors (1895–1910), “strenuosity”, in The Century Dictionary and Cyclopedia: […], New York, N.Y.: The Century Co., →OCLC. “strenuosity”, in OneLook Dictionary Search.