This reminds me of when he called Traditional Catholics "Pelagians"
He undoubtedly was thinking of "Janesenism" and that said a lot about his training and education ... pathetic. He probably has absolutely no idea what St. Thomas wrote but just made up something that sounded good to him.
"Amoris Laetitia" is Latin. St. Thomas wrote in Latin. Ergo ... [This probably correctly epitomizes his level of "thinking".]