Sedulity n. The quality or state of being sedulous; diligent and assiduous application; constant attention; unremitting industry; sedulousness. "The industrious bee, by his sedulity in summer, lives in honey all the winter."
... carry on (against what ever difficulties are cast in our way) with more ease and comfort, by the great sedulity and seasonable assistance wee daily receive from your Noble and Reverend Commissioners sitting among us: Their Prudence will (we doubt not) sufficiently furnish you with more particular information touching ... — The Acts Of The General Assemblies of the Church of Scotland