PREHAZARD

aa ad ae ah ar de ed eh er ha he pa pe re za

aah adz aha ape are dah dap ear edh era err had hae hap hep her pad pah par pea ped peh per rad rah rap red rep zap zed zep

adze ahed aped aper area dare daze dear epha haar hade haed hard hare harp haze head heap hear herd para pard pare parr pear prez rape rare raze read reap rear rhea