Where does “mensualment” come from?
mensualment (Catalan) comes from Catalan mensual, from Latin mensuālis, from Latin mēnsis, from Proto-Italic mēnsis, from Proto-Italic mēns, from Proto-Indo-European mḗh₁n̥s, from Proto-Indo-European meh₁- — to measure.
mensualment (Catalan): monthly
Ancestry of “mensualment”, step by step