bachelorism

bachelor +‎ -ism

bachelorism (countable and uncountable, plural bachelorisms)

1. Bachelorhood.
   • 1863, Secrets of My Office, by a Bill Broker, page 313:

     Often, I say, have I wavered in my faith as to the unapproachable beatitude of bachelorism, when dining out, for example, at a well-appointed marital menage.

2. A manner or peculiarity belonging to bachelors.
   • 1807 April 18, Washington (as "Anthony Evergreen") Irving, “Salmagundi, no. VIII”, in The Complete Works of Washington Irving‎, M. S. Schmerler, published 1835, page 33:

     As he could not be prevailed on to give any account of himself in our introduction, I will take the opportunity of his confinement, while his back is turned, to give a slight sketch of his character;—fertile in whim-whams and bachelorisms, but rich in many of the sterling qualities of our nature.