1:it--Italy,itch,item,iterate,admonition,perdition,position,suppositius,ambitious,transivtive,positive,creditor,inhibitory,calamitous,felicitous,its,itself,quality,condition,authority.
2.at--
cat cate,atheism,Athenian,Athens,alhletics,Atlantic,atmosphere,atom,atomism,atrial,attach,attention,attend,attain,attack,attach,attendant,attestor,attitude,attract.
3:ate--
create,state,episcopate,curate,mandate,date,late,electorate,chlorate,nitrate,condensate,filtrate,associate,delegate,gate,duplicate,separate,cordate,insensate,duplicate,fascinate,hyphenate,atelier.
4:oon--
afternoon,noon,balloon,buffoon,loon,moon,mooncake,noonday,noontide,poon,soon,sooner,soonish,Doona,goon,goonery,loony,looniness,coon,coonskin,boon,boondoggle,boondock.
5:an---
anarchy,American,Mexican,crustacean,European,theologian,angle,angry,handsome,ana,anabatic,anal,analogize,analogical,anolog,anally,analyse,anaphase,anarchic,anarchy,anathema,anatomical,ancestor,ancient,and.