冷厳|れいげんreigen[0]heiban (flat)

1. na-adjective, noungrim; stern; stark; heartless

• Synonym厳しいきびしいNeutralThe everyday, all-purpose word for severity, covering a far broader range than 「冷厳」; it can also describe a cold, unkind attitude.
• Synonym峻厳しゅんげんWrittenWritten and rare. Harsh and exacting, stressing that no leniency is allowed and that strict demands are made of people.
• Related手厳しいてきびしいNeutralUnrelenting, as in 「手厳しい批判」: it is about how harshly someone criticizes or treats another, not about stark facts.
• RelatedきついCasualColloquial. Harsh or tough in a way that wears you out; it can also describe tight-fitting clothes. Much more casual than 「冷厳」.
• Related厳格げんかくNeutralStrict about enforcing rules without slackening, as in 「厳格な父」; it lacks the cold, stark nuance of 「冷厳」.
• RelatedいかめしいNeutralStresses a forbidding, imposing appearance — grave looks, austere settings, tight security. It does not describe a cold, heartless attitude.
• Related冷酷無残れいこくむざんWrittenA four-character idiom in written style. Cold-blooded and cruel, stressing a complete lack of sympathy; stronger than 「冷厳」.
• Related冷酷無情れいこくむじょうWrittenA four-character idiom in written style. Heartless and merciless, stressing that one stays unmoved by other people's suffering.
• Related厳然たるWrittenWritten. For facts that stand solemn and undeniable, as in 「厳然たる事実」; it stresses a fact's imposing, unshakable presence rather than a cold attitude.
• Related儼たるWrittenWritten, archaic and rarely used. Means solemn and dignified. Note that it differs from 「厳然たる」 in both written form and reading.
• Related厳たるWrittenWritten and rare. Means stern and dignified; 「厳然たる」, by contrast, also carries the sense of a fact standing undeniable.
• Antonym温厚おんこうWrittenAntonym, written style. Gentle and good-natured — the opposite of the cold severity of 「冷厳」.
• Antonym柔和にゅうわWrittenAntonym, written style. Mild and gentle — the opposite of the cold, harsh quality of 「冷厳」.

Use 「冷厳」 for cold facts you cannot avoid, as in 「冷厳な現実」「冷厳な事実」, or for a calm, stern attitude. For severity in general, the everyday choice is 「厳しい」; for facts that stand undeniable, use 「厳然たる」.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 冷静れいせいで厳格げんかくであること。
2. 無視むしやごまかしができないかたちで厳然げんぜんと存在そんざいするさま。