OCTARIUS

ai ar as at is it oi or os si so ta ti to us ut

act air ais ait arc ars art car cat cis cor cos cot cru cur cut its oar oat oca ora orc ors ort our out rai ras rat ria roc rot rut sac sat sau sic sir sit sot sou sri tao tar tas tau tic tis tor tui uta uts

acts airs airt aits arco arcs arts asci auto cars cart cast cats ciao cist coat coir cors cost cots cris crit crus curs curt cuts iota oars oast oats ocas orca orcs orts osar otic ours oust outs rais rato rats rias riot rocs rota roti rots rout rust ruts sari sati scar scat scot scut soar soca sora sori sort sour star stir stoa suit sura taco taos taro tars taus tics tiro tora torc tori tors tour trio tsar tuis uric ursa utas