sedulous quality, application, or activity; diligence
Word origin
[1535–45; ‹ L sēdulitās, equiv. to sēdul(us) sedulous + -itās-ity]This word is first recorded in the period 1535–45. Other words that entered Englishat around the same time include: alcohol, diagonal, symmetry, tracer, twang-ity is a suffix used to form abstract nouns expressing state or condition. Other wordsthat use the affix -ity include: Latinity, civility, jollity