SPATHOUS

ah as at ha ho oh op os pa sh so ta to uh up us ut

ahs apo apt ash asp ass hao hap has hat hop hos hot hup hut oat ohs ops opt out pah pas pat pht poh pot pst pus put sap sat sau sha sop sos sot sou spa sup tao tap tas tau tho top tup upo ups uta uts

apos asps atop auto haps hasp hast hats haut hops host hots huts oast oath oats opah opts opus ossa ouph oust outs pash pass past path pats phat phot phut posh post pots pout psst push puss puts saps sash shat shop shot shut soap soph sops soth sots soup sous spas spat spot stoa stop sups taos taps tass taus thou thus toph tops tosh toss tups tush upas utas