MASCULINE FEMININE NEUTER SINGULAR NOM. purus pura purum GEN. puri purae puri DAT. puro purae puro ACC. purum puram purum ABL. puro pura puro PLURAL NOM. puri purae pura GEN. purorum purarum purorum DAT. puris puris puris ACC. puros puras pura ABL. puris puris puris