Valetudina’rian, a. sickly; weak.
Word in the Wild: Jeffery called in “sick” again. I know I should be more charitable, but it’s just hard to believe that he’s that valetudinarian.
Valetudinarian comes from the Latin valetudinarius, meaning infirm.
You can find a complete listing of the Word Blog’s Vest-Pocket Vocabulary entries and learn more about where they come from here.