Where does “quadruplandus” come from?
quadruplandus (Latin) comes from Latin quadruplo, from Latin quadruplus, from Latin quattŭor, from Portuguese quarto, from Old Portuguese quarto, from Latin quārtus, from Proto-Indo-European kʷeturtos, from Proto-Indo-European kʷetwóres — and.
Ancestry of “quadruplandus”, step by step