indecorum

From Latin indecōrum, neuter substantive of indecōrus.

indecorum (usually uncountable, plural indecorums)

1. Indecorous behavior, or the state of being indecorous
   • 1823, Charles Lamb, “Letter 305”, in The Works of Charles and Mary Lamb (Vol. 6)‎:

     I hope your eyes are better, but if you must spare them, there is nothing in my pages which a Lady may not read aloud without indecorum, which is more than can be said of Shakspeare.

   • 1917, Douglas Fairbanks, Laugh and Live‎:

     This will be done decently and in good order--our training will admit of no indecorum.

   • 1921, Lytton Strachey, Queen Victoria‎:

     Not only were its central personages the patterns of propriety, but no breath of scandal, no shadow of indecorum, might approach its utmost boundaries.

• medicornu

indecōrum

1. nominative neuter singular of indecōrus
2. accusative masculine singular of indecōrus
3. accusative neuter singular of indecōrus
4. vocative neuter singular of indecōrus