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дурень n stresses
gen.	dolt; clod; looby; clodpate; clout; cluck; ninny; noddy; spoony; clodpole; clodpoll; ninnyhammer; big dummy (holt); nincompoop (Anglophile); ignoramus (Andrew Goff); dipstick (Andrew Goff); tomfool; calf; asshead; chucklehead; doodle; dullard; dough head; driveller; goof (Qassem Suleimani); fool (I. Havkin); mullet-head (Bartek2001); drivel; driveler; drool; ninny-hammer; numskull
Игорь Миг	stupid guy
amer.	dumb skull (a dunce Taras)
amer., inf.	bubblehead; dough-head
avunc.	putz (Andrey Truhachev)
Gruzovik, inf.	dunce; simpleton
inf.	noodle; pudding head; spooney; chicken-head; joker (informal: an annoying or inept person SirReal); chicken head; mouth-breather (VLZ_58); goofball (george serebryakov); retard (He's like a retard that doesn't know any better Andrey Truhachev); dope; boob (MichaelBurov)
inf., brit.	clot (Andrew Goff)
irish	gobdaw (Taras)
obs.	numps; slabberer
pejor.	blank file (MichaelBurov)
relig.	fool
rude	spaz (Andrey Truhachev); wally (MichaelBurov)
slang	bonehead; Sammy; cull; pudding-head; chickenhead; poop; mook (krasnet); goofus (VLZ_58); wally (MichaelBurov); wallie (MichaelBurov)
yiddish.	shlimazl (MichaelBurov); shlemazl (MichaelBurov)
Игорь Миг, inf.	silly goose
дурня n
uncom.	fiddlesticks (Супру); rubbish (Супру); nonsense (Супру); bosh (Супру); drivel (Супру); twaddle (Супру)

дурень: 8 phrases in 5 subjects

General	2
Makarov	1
Proverb	3
Slang	1
Uncommon / rare	1