愚おろか

お

ろ

か

Common wordJLPTN1Freq.FrequencyTop 10,000

Meanings

Describes a person, action, or idea as lacking good judgment or intelligence. Can be used critically or self-deprecatingly.

そんな愚おろかなことを言いうな。
Don't say such a foolish thing.
彼かれは愚おろかにもその申もうし出でを断ことわった。
He foolishly turned down the offer.

See all 53 example sentences ›

Usage patterns

愚おろかな〈人ひと〉a foolish person
彼かれは本ほん当とうに愚おろかな人ひとだ。
He is truly a foolish person.
愚おろかな〈事こと〉をするto do something foolish
そんな愚おろかなことをするな。
Don't do something so foolish.
〈事こと〉のは愚おろかだit is foolish to do (something)
彼かれを信しんじるのは愚おろかだった。
It was foolish to trust him.

Expressions

言いうも愚おろかit goes without saying; needless to say

Kanji

愚foolish, folly, absurdity

Related words· 10

ばかN3
馬鹿 is a blunt, colloquial word for 'idiot/stupid' that can also stand alone as a noun, while 愚か is a more formal na-adjective focused on lack of wisdom or judgment.
浅あさはかN1
浅はか emphasizes shallow, thoughtless judgment in a specific decision, whereas 愚か is a broader term describing a person or act as foolish.
アホN1
阿呆 is a casual, often regional (Kansai) insult meaning 'fool,' while 愚か is neutral and more literary in tone.
間ま抜ぬけN1
間抜け describes someone as careless or slow-witted in a specific blunder, while 愚か is a more general judgment of foolishness or lack of wisdom.

Show 6 more

愚ぐ
愚か is the common adjectival-noun form for 'foolish' used in everyday modern Japanese, while 愚 is a more formal, often written noun used alone or in compounds like 愚行.
不ふ肖しょう
愚か describes foolishness in general and can be said of others, while 不肖 is a humble term used only about oneself.
馬ば鹿かげる
愚か is a more formal na-adjective focusing on a lack of intelligence or judgment, whereas 馬鹿げる emphasizes how absurd or laughable a situation or idea looks.
痴おこ
愚か is the standard modern adjective for describing something foolish, whereas 烏滸 is an archaic noun/adjectival noun with a similar meaning.
鈍にぶいN3
愚か is a stronger, more direct word for foolishness, whereas 鈍い softens the criticism to mean merely slow to understand.
無む知ちN1
愚か describes foolish behavior or poor judgment, while 無知 specifically points to a lack of information or awareness that may or may not lead to foolish acts.

Opposites

賢かしこいN3
賢い means wise or clever, the direct opposite of 愚か, which means foolish or lacking judgment.
ワイズ
愚か describes being foolish or unwise, the opposite of the “wise” sense conveyed by ワイズ.
知ち的てきN1
愚か means foolish or unwise, the opposite of the cultivated intelligence suggested by 知的.
賢けん明めいN1
愚か means foolish or unwise, the direct opposite of 賢明's sense of sound judgment.

Don't confuse with

おろそかN2
疎か (おろそか, 'negligent, careless') looks and sounds very similar to 愚か (おろか, 'foolish') but describes neglecting something rather than being unwise.

Word family

愚おろか者もの
fool; idiot
愚おろかしい
foolish; stupid
愚おろかにも
foolishly; stupidly

Written forms

愚おろかUsage90%
Standard kanji spelling; high-frequency word.
おろかUsage9%
Kana spelling is common in casual writing and when the kanji is considered difficult.
オロカUsage<1%

Etymology

A native adjective of uncertain origin, attested since Old Japanese. 愚 is a semantic spelling, and 愚かしい is a later derivative formed with the adjective suffix しい.