indecorum
Indecorous behavior, or the state of being indecorous
uncountable
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.
Where it comes from
From Latin indecōrum, neuter substantive of indecōrus.
Adapted from the Wiktionary entry indecorum (CC BY-SA 4.0).