Know why cattywampus was trending last week?
1650s, from Latin pepticus, from Greek peptikos "able to digest," from peptos "cooked, digested," verbal adjective of peptein "to cook" (see cook (n.)).
peptic pep·tic (pěp'tĭk)adj.
Relating to or assisting digestion.
Associated with the action of digestive secretions.
Of or involving pepsin.
Capable of digesting.
Relating to the process of digestion or the secretions associated with it.
Relating to or involving pepsin.