Wolfram Language code and list of English words classified as Noun, Verb, AND Adjective

gistfile1.txt

Intersection[WordData[All, "Verb"], WordData[All, "Noun"], WordData[All, "Adjective"]]

{abstract,ace,ad-lib,advance,agglomerate,aggregate,alert,alien,alternate,antic,antique,arch,associate,average,azure,back,backhand,bankrupt,base,
  bay,beat,beetle,best,better,bias,birch,bitter,black,blame,blank,blanket,blind,blindfold,blue,bluff,bombproof,bone,bootleg,boss,bottom,bound,
brag,brave,brief,broadside,bronze,brown,buckram,buff,bully,bum,burlesque,bush,bust,calm,camp,carmine,center,champion,chance,charcoal,
chelate,clarion,clean,clear,close,cod,collect,color,colour,compact,compound,concrete,confederate,conglomerate,conjugate,content,converse,cool,
coordinate,correlate,counter,counterfeit,crack,crackle,crank,crescendo,crimson,crisp,crisscross,cross,cut,damascene,damn,damp,deaf,
decrescendo,degenerate,deviate,discontent,divine,double,down,dread,dress,dry,dummy,dun,duplex,duplicate,elect,empty,equal,even,express,
faint,fair,fake,fancy,fast,fat,fell,fine,firm,fit,flagellate,flash,fleet,flip,flush,fly,forfeit,forward,foul,found,frank,free,freelance,French,front,full,
game,general,ginger,go,graduate,grave,gray,green,grey,gross,halt,hex,hollow,home,honey,hurt,idle,initial,intermediate,intimate,invalid,iron,
jade,jet,joint,jolly,keen,key,lame,last,lay,lean,level,light,like,limber,limp,low,lyric,major,manifest,manifold,maroon,mass,master,mat,matte,
mean,meet,metal,middle,mimic,mint,mock,model,moderate,moot,motley,motor,mute,narrow,negative,net,neuter,occult,okay,open,out,
outlaw,overcast,pale,parallel,pass,pat,patent,pedal,perfect,pet,pink,plain,plane,plumb,plump,polychrome,pop,port,precipitate,premier,
premiere,present,pretend,prime,prize,prompt,proof,puff,purple,quack,quadruple,quadruplicate,queer,quiet,quintuple,radio,rank,ready,rear,
renegade,reprobate,reverse,right,roast,rough,round,rubber,rush,rust,sallow,salt,satellite,saute,savage,scotch,scrub,second,separate,set,
shallow,sham,shed,short,shy,sick,side,sign,signal,silver,single,singsong,size,skim,slack,slick,slight,smart,smooth,snafu,sneak,snub,snuff,sole,
solo,sound,sour,spare,spiral,splay,split,spread,spruce,square,squat,squint,stable,staple,star,starboard,steady,steep,still,stock,stone,straw,
stray,stretch,subject,sublimate,submarine,subordinate,substitute,superordinate,surface,suspect,swagger,swank,swell,swish,taboo,tan,tender,
tense,tidy,tiptoe,top,total,treble,trim,triple,true,twin,uniform,upset,upstage,vagabond,vermilion,void,volunteer,wanton,waste,waterproof,
weather,wee,welcome,well,wet,white,wholesale,worst,wound,wrong,yellow,zero,zigzag}