7 letterwoorden:
refrein[12], foerier[12], porfier[11], roerpen[8], roeipen[7]
6 letterwoorden:
fineer[10], roeier[8], roerei[8], oreren[8], roeren[8], roeien[7], roeper[7], perron[7], porren[7], pieren[6], poeier[6], roepie[6], opener[6], poeren[6], roepen[6], eropin[6]
5 letterwoorden:
freon[9], proef[8], reien[6], reine[6], oneer[6], repro[6], prior[6], peren[5], repen[5], porie[5], prion[5], iepen[4], opeen[4], pioen[4]
4 letterwoorden:
reef[8], fier[8], nerf[8], firn[8], refo[8], roef[8], neef[7], fine[7], foei[7], info[7], pref[7], prof[7], pief[6], poef[6], roer[6], eren[5], neer[5], reen[5], erin[5], nier[5], rein[5], nero[5], orni[5], peer[4], pree[4], reep[4], pier[4], prei[4], erop[4], poer[4], roep[4], neep[3], peen[3], pene[3], open[3], poen[3], pion[3]
3 letterwoorden:
erf[7], rif[7], fee[6], oef[6], fep[5], fop[5], pof[5], eer[4], ere[4], ree[4], rei[4], ren[4], rin[4], oer[4], roe[4], oir[4], nor[4], een[3], ene[3], nee[3], oei[3], oen[3], ion[3], per[3], pre[3], por[3], pro[3], pee[2], iep[2], nep[2], pen[2], pin[2], epo[2], nop[2], pon[2]
2 letterwoorden:
of[5], er[3], re[3], or[3], ei[2], ie[2], en[2], in[2], pr[2], ip[1], pi[1], op[1], po[1]