察知|さっちsatchi[1]atamadaka (head-high)

1. suru verb, transitive verb, nounto sense; to infer; to gather; to pick up on; to get wind of; to perceive
   危険きけんを察知さっちして彼かれは逃にげた。↗

   Sensing danger, he ran away.

• Synonym感じ取るかんじとるNeutralA verb for taking in atmosphere or emotions through feeling; the stress is on what you sense, while 「察知」 stresses inferring a trend or anomaly.
• Synonym察するさっするNeutralReading or guessing another person's feelings, often with consideration — as in 「お察しします」; 「察知」 targets situations like danger or change.
• Synonym感知かんちNeutralPerceiving through the senses or via sensors; leans technical. 「察知」 is about arriving at knowledge by inference, not direct detection.
• Synonym推察すいさつNeutralGuessing or surmising from clues; somewhat formal in tone, while 「察知」 stresses picking up on a trend or danger.
• Synonym悟るさとるNeutralGrasping or awakening to something fully; also Buddhist enlightenment. Stresses thorough realization.
• Synonym知るしるNeutralThe broadest verb for knowing or learning; 「察知」 specifically means coming to know by inference.
• Synonym聞き取るききとるNeutralCatching or making out what you hear; the emphasis is on getting information through the ears.
• Synonym気がつくきがつくNeutralA common colloquial phrase for noticing or coming to; 「察知」 is the more written choice.
• Synonym見て取るみてとるNeutralSeeing a situation by observing it; 「察知」 stresses working out that something is afoot by inference.
• Related気づくきづくNeutralThe everyday word for noticing or becoming aware; 「察知」 is more written and stresses inferring danger or change rather than simply noticing.
• RelatedわかるNeutralThe broadest verb for understanding or knowing; it does not specifically cover sensing a trend or danger the way 「察知」 does.
• Related捉えるとらえるNeutralGrasping or capturing features or key points accurately; 「察知」 is about inferring that something is afoot.
• Related認識にんしきNeutralRecognition or awareness, focused on how well you understand something, as in 「認識が甘い」.
• Related理解りかいNeutralUnderstanding or comprehension of content; it does not mean picking up on a trend or danger.
• Related認知にんちWrittenA written word for cognition or acknowledgement, including the psychology term; leans specialist.
• Related推測すいそくNeutralConjecturing from clues or signs, stressing the process of reasoning; 「察知」 stresses sensing the truth once you have inferred it.
• Related推し量るおしはかるWrittenA written verb for gauging someone's mind or a situation from what is known; stresses the conjecturing, while 「察知」 stresses arriving at the truth.
• Related見抜くみぬくNeutralSeeing through to the essence or exposing a lie; stresses insight into the truth.
• Related知覚ちかくWrittenA written word for perception, a psychology term focused on the senses' cognitive function.
• Related感受かんじゅWrittenA written word for feeling things inwardly or receiving stimuli through the senses; 「察知」 is knowing by inference.
• Related感づくかんづくNeutralSensing something vaguely, often a secret or a plot; colloquial in flavor.
• Related看取かんしゅWrittenA written word, now rare, for seeing through or perceiving something; close to 「看破」.
• Related推知すいちWrittenA written word, rarely used, for inferring the unknown from the known.
• Related思い至るおもいいたるNeutralComing to realize something after thinking it through; stresses the realization reached through one's own thinking.
• Antonym unawareNeutralNot a Japanese word but an English label meaning not aware; in Japanese you would say 「気づかない」. It is the opposite of 「察知」.

Use 「察知」 when you infer and pick up on danger, a trend, or an anomaly, as in 「危険を察知する」 or 「異変を察知」. For everyday noticing choose 「気づく」, for a vague sense that something is up 「感づく」, for reading someone's feelings 「察する」, and for seeing through something 「見抜く」. Words like 「感知」「知覚」 cover sensory or technical perception, 「推測」「推察」「推し量る」 stress the guessing itself, and 「分かる」「知る」 are the general verbs for knowing.

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

1. あることを推し測おしはかって知しること。