irres[5], sirre[5],
vier[9], vers[9], irre[4], reis[4], ries[4], sire[4], iris[4], sirr[4],
ire[3], irr[3], eis[3], sei[3], sie[3], ers[3], res[3], sir[3],
ei[2], er[2], re[2], es[2], si[2],
