Where does “unnutritious” come from?
unnutritious (English) comes from English nutritious, from Latin nutritius, from Latin nutritus, from Latin nūtriō, from Proto-Italic snoutrjō, from Proto-Indo-European snew-tr-ih₂, from Proto-Indo-European (s)neh₂- — to swim; to float.
unnutritious (English): Not nutritious
Ancestry of “unnutritious”, step by step