sororiorumDictionary entriessororius, sororia, sororium:Adjective · 1st declensionFrequency:Lesser= of or concerning a sister;Entry →gen. pl. (m.)gen. pl. (n.)sororius, sorori(i):Masculine · Noun · 2nd declensionFrequency:Lesser= sister's husband, brother-in-law;Entry →gen. pl.ExamplesLoading examples…