See also: irsən Old Frisian Noun īrsen n alternative form of īsern (“iron”) Declension More information singular, plural ... Declension of īrsen (neuter a-stem) singular plural nominative īrsen īrsen accusative īrsen īrsen genitive īrsenes īrsena dative īrsene īrsenum, īrsenem Close TurkishLoading content...Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads