PYROLOGIST

go is it li lo oi op or os oy pi si so ti to yo

gip git goo gor gos got goy gyp its lip lis lit log loo lop lot oil oot ops opt ors ort pig pis pit ply poi pol poo pot pro pry psi pst rig rip rot sip sir sit sly sol sop sot soy spy sri sty til tip tis tog too top tor toy try yip

gilt gips girl giro girt gist gits glop goop goos gorp gory goys grip grit grot gyps gyri gyro lips lisp list lits logo logs logy loop loos loot lops lory lost loti lots oils oily olio oops oots opts orgy orts pigs pily piso pits pity plot ploy pogy pois polo pols poly pool poor poos port post posy pots prig prog pros pyro rigs riot rips roil root ropy rosy roti rotl roto rots ryot silo silt slip slit slog slop slot soil soli solo soot sori sort spit spot spry stir stop syli tils tips tirl tiro togs toil tool topi topo tops tori toro tors tory toyo toys trig trio trip trog trop troy typo tyro yips yogi