PYRENOID

de do ed en er id in ne no od oe oi on op or oy pe pi re ye yo

den dey die din dip doe don dor dry dye end eon ern ion ire nip nod nor ode one ope ore ped pen per pie pin pod poi pro pry pye red rei rep rid rin rip rod roe rye yen yep yid yin yip yod yon

deni deny dine dino dire doer done dope dopy dore dorp dory drip drop dyer dyne inro ired iron nerd nide node nodi noir nope nori oped open oyer pein pend peon peri pied pier pine piny pion pirn pond pone pony pore porn prey prod pyin pyre pyro redo rein rend repo ride rind ripe rode rope ropy rynd yipe yird yond yoni yore