認知|にんちninchi[1]atamadaka (head-high)

1. noun, suru verb, transitive verbacknowledgement; acknowledgment; recognition; cognition

• Synonym認識にんしきNeutralFor clearly perceiving or understanding something, as in 「認識が甘い」; 「認知」 is knowing something exists and acknowledging it, also the legal acknowledgment of a child.
• Synonym気づくきづくNeutralTo notice or become aware of something — the most common everyday choice; 「認知」 is more formal.
• Synonym感知かんちWrittenWritten/formal: sensing or noticing, also machines detecting changes; 「認知」 leans toward knowing and acknowledging.
• Synonym悟るさとるWrittenWritten/formal: to grasp the true meaning of things or attain enlightenment; 「認知」 is knowing something exists.
• Synonym気がつくきがつくCasualColloquial: to notice or realize, also to be attentive and considerate; 「認知」 is more formal.
• Synonym知るしるNeutralThe most basic word: to know or learn of something; 「認知」 leans toward formally acknowledging that something exists.
• SynonymわかるNeutralTo understand or have something become clear; very common in speech. 「認知」 is more formal.
• Synonym了知りょうちWrittenWritten/formal: to fully understand or appreciate something; 「認知」 leans toward knowing of and acknowledging it.
• Synonym心付くこころづくWrittenWritten/formal: to notice something or come to one's senses; 「認知」 is more formal.
• Related知覚ちかくWrittenWritten/formal: perceiving things through the sense organs; 「認知」 is knowing and acknowledging something.
• Related感じ取るかんじとるNeutralTo pick up feelings or impressions from something; 「認知」 is a more rational act of knowing.
• Related捉えるとらえるNeutralTo catch or seize physically, and figuratively to grasp a point or meaning; 「認知」 is knowing something exists.
• Related飲み込むのみこむCasualColloquial: to swallow, and figuratively to catch on or get the gist; 「認知」 is about knowing and acknowledging.
• Related感受かんじゅWrittenWritten/formal: to feel something with the heart or receive outside stimuli; 「認知」 is about knowing and acknowledging.
• Related理解りかいNeutralTo correctly interpret and understand the content or meaning of something; 「認知」 is knowing it exists and accepting it.
• Related同定どうていWrittenWritten/formal: identifying something as the same, e.g. determining a species name; 「認知」 is knowing and acknowledging.
• Related感づくかんづくCasualColloquial: to vaguely sense something bad brewing, like danger or a plot; 「認知」 is formal recognition and acknowledgment.
• Related見て取るみてとるNeutralTo see through and take in a situation at a glance; 「認知」 is the act of recognizing and acknowledging.
• Antonym否認ひにんWrittenWritten/formal antonym: refusing to acknowledge something as fact — the opposite of the acknowledgment in 「認知」.
• Antonym無視むしNeutralAntonym: to ignore or disregard something — the opposite of the recognition expressed by 「認知」.

Use 「認知」 for knowing something exists and acknowledging it, as in 「認知度」, and for the legal acknowledgment of a child. For clearly grasping something use 「認識」 or 「理解」; for noticing, the everyday 「気づく」 or 「気がつく」; for sensing through the senses, 「知覚」 or 「感知」. 「知る」 and 「分かる」 are the basic words for knowing and understanding. The written 「了知」「同定」「悟る」「感受」「心付く」 and colloquial 「感づく」「飲み込む」 have narrower uses. Opposites: 「否認」 (denial) and 「無視」 (ignoring).

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

1. 物事ものごとの存在そんざいを知しり、認みとめること。
2. 非嫡出子ひちゃくしゅつしを父ちちまたは母ははが自分じぶんの子こと認みとめること。