SEROTONERGIC

en er es et go in is it ne no oe oi on or os re si so ti to

cee cig cis cog con coo cor cos cot ego eng ens eon ere erg ern err ers gee gen get gie gin git goo gor gos got ice ins ion ire its nee neg net nit nog noo nor nos not oes one ono ons oot orc ore ors ort ose rec ree reg rei res ret rig rin roc roe rot sec see seg sei sen ser set sic sin sir sit son sot sri tee teg ten tic tie tin tis toe tog ton too tor

cees cent cere cero cete cigs cine cion cire cist cite cogs coin coir cone coni cons coon coos coot core corn cors cost cote cots cris crit eger egis egos engs eons ergo ergs erne erns eros errs erst esne etic gees gene gens gent gest gets gien gies gins girn giro girt gist gite gits goer goes gone goon goos gore gree grin grit grot ices icon inro into ions ires iron negs nest nets nice nite nits noes nogs noir nori nose note ogee ogre once ones onos onto oots orcs ores orts otic recs rees regs rein reis rent rest rete rets rice rigs ring rins riot rise rite rocs roes root rose rote roti roto rots scot sect seen seer sego sene sent sere sice sign sine sing sire site snit snog snot sone song soon soot sore sori sorn sort stir teen tees tegs tens tern tics tier ties tine ting tins tire tiro toes togs tone tong tons toon torc tore tori torn toro torr tors tree tres trig trio trog