TETRAPOD

ad ae ar at de do ed er et od oe op or pa pe re ta to

ado ape apo apt are art ate att dap doe dor dot ear eat era eta oar oat oda ode ope opt ora ore ort pad par pat pea ped per pet pod pot pro rad rap rat red rep ret rod roe rot tad tae tao tap tar tat tea ted tet tod toe top tor tot

aero aped aper apod atop dare dart date dato dear doat doer dopa dope dore dorp dote drat drop odea oped orad pard pare part pate pear peat pert poet pore port prao prat proa prod rape rapt rate rato read reap redo repo road rode rope rota rote tape tare taro tarp tart tate tear teat tepa toad toea toed tope tora tore tort tote trad trap tret trod trop trot