Where does “otiosity” come from?

otiosity (English) comes from Middle French ociosité, from Latin otiositas, from Latin ōtiōsus, from Latin -ōsus, from Old Latin -ōssus.

otiosity (English): The state or quality of being otiose

Definitions

  1. The state or quality of being otiose

Ancestry of “otiosity”, step by step

otiosity traces back through two separate lines of ancestry.

via Middle French ociosité

StepLanguageWordMeaning
1Middle Frenchociosité—
2Latinotiositasleisure, idleness
3Latinōtiōsusidle
4Latin-ōsusose, -ous, -ful (full of or overly prone to)
5Old Latin-ōssus—

via English otiose

StepLanguageWordMeaning
1EnglishotioseHaving no effect; Done in a careless or...
Every word from Old Latin -ōssus →Every word from Latin -ōsus →Every word from Latin ōtiōsus →