HEXAHEDRON

ad ae ah an ar ax de do ed eh en er ex ha he ho na ne no od oe oh on or ox re

ado and ane are axe dah dan dee den dex doe don dor ear edh end eon era ere ern had hae hah hao heh hen her hex hod hoe hon nae nah nee nod noh nor oar oda ode one ora ore rad rah ran rax red ree rex rho rod roe

aeon aero ahed axed axon dare darn dean dear deer dene dere doer dona done dore dree earn erne exed exon hade haed haen hand hard hare head hear heed herd here hern hero hoar hoax hoed hoer hone hora horn nard near need nerd node odah odea ohed orad oxen rand read rede redo reed rend rhea road roan rode