PYRAMOIDAL

aa ad ai al am ar ay do id la li lo ma mi mo my od oi om op or oy pa pi ya yo

aal ado aid ail aim air ala alp ama ami amp apo arm dal dam dap day dim dip dol dom dor dry imp lad lam lap lar lay lid lip lop mad map mar may mid mil mir moa mod mol mop mor oar oda oil old ora pad pal pam par pay pia ply pod poi pol pom pro pry pya rad rai ram rap ray ria rid rim rip rod rom rya yam yap yar yid yip yod yom

airy alar alma amia amid amir amyl apod aria arid aril army aryl damp dial diol dirl dopa dopy dorm dorp dory dram dray drip drop idly idol idyl lady laid lair lama lamp lard lari liar lido lima limo limp limy lipa lira load loam loid lord lory maar maid mail mair mara marl maya mayo mild milo miry modi moil mola mold moly mopy mora odyl oily oldy opal orad oral padi paid pail pair palm paly para pard pial pily pima play plod ploy poly pram prao pray prim proa prod prom pyro raia raid rail rami ramp raya rial rimy road roam roil romp ropy yald yard yird