Where does “menstruosus” come from?
menstruosus (Latin) comes from Latin menstruum, from Latin mēnstruus, from Latin bimestris, from Latin mēnsis, from Proto-Italic mēnsis, from Proto-Italic mēns, from Proto-Indo-European mḗh₁n̥s, from Proto-Indo-European meh₁- — to measure.
menstruosus (Latin): menstruating
Ancestry of “menstruosus”, step by step