English edit

Adjective edit

improperer

  1. comparative form of improper: more improper
    • 1824, Blackwood's Edinburgh Magazine, volume 15, page 459:
      On which, nothing was improperer, or unreasonabler, than the desperate push and strain Charles made, put upon it by his brother James, to catch your uncle Hum Hardcastle.

Latin edit

Verb edit

improperer

  1. first-person singular present passive subjunctive of improperō