Annus horribilis
Is that the Latin term for the bad ass award?Annus horribilis
What is happening?
It is a great song title.The word has been around for about five centuries. In my experience, more common in written than spoken English…
Perhaps a little less formal than indisposed, and less colloquial than sickly.
“unwell (adj.)
mid-15c., "somewhat ill," from un- (1) "not" + well (adj.). Similar formation in North Frisian unwel, German unwohl.”
source: unwell | Etymology, origin and meaning of unwell by etymonline