愚

先天愚型

xiān tiān yú xíng

(old) Down syndrome; trisomy 21

大勇若怯，大智若愚

dà yǒng ruò qiè , dà zhì ruò yú

a great hero may appear timid, the wise may appear stupid (idiom); the general public may not recognize great talent

大愚

dà yú

idiot

大智如愚

dà zhì rú yú

the wise may appear stupid (idiom); a genius not appreciated in his own time

大智若愚

dà zhì ruò yú

(idiom) great intelligence may appear to be stupidity

愚不可及

yú bù kě jí

impossibly stupid

愚人

yú rén

stupid person

愚人节

yú rén jié

April Fools' Day

愚公移山

yú gōng yí shān

the old man moves mountains (idiom); fig. where there's a will, there's a way

愚妄

yú wàng

stupid and arrogant

愚孝

yú xiào

unquestioning filial piety

愚弄

yú nòng

to make a fool out of