Where does “gratulaturus” come from?
gratulaturus (Latin) comes from Latin grātulor, from Latin grātus, from Proto-Italic grātos, from Proto-Indo-European gʷr̥Htós, from Proto-Indo-European gʷerH- — to express approval; praise; to elevate.
gratulaturus (Latin): about to congratulate
Ancestry of “gratulaturus”, step by step