知識・智識|ちしきchishiki[1]atamadaka (head-high)
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- nounknowledge; information
- Synonym見聞けんぶんWrittenWritten. Knowledge gained from what one sees and hears firsthand, as in 「見聞を広める」; stresses personal experience.
- SynonymナレッジNeutralLoanword for knowledge, seen mostly in corporate knowledge management, as in 「ナレッジマネジメント」.
- Related情報じょうほうNeutralInformation or data; 「知識」 is what you have understood and internalized.
- Related熟知じゅくちNeutralBeing thoroughly familiar with something, as in 「現場を熟知する」; an act or state, not the knowledge itself.
- Related精通せいつうNeutralThorough command of a field, as in 「法律に精通する」; stresses the degree of mastery rather than knowledge itself.
- Related英知えいちWrittenWritten. Profound wisdom, as in 「人類の英知」; a loftier, laudatory word than 「知識」.
- Related知恵ちえNeutralWisdom or wits for judging and handling things, as in 「知恵を絞る」; applied ability, where 「知識」 is the content you know.
- Related知見ちけんWrittenWritten. Insights from research or observation, common in academic writing, as in 「新たな知見」.
- Related知力ちりょくNeutralIntellectual power or thinking ability; a capacity, not the content of knowledge.
- Related認知にんちNeutralRecognition or cognition; also legal acknowledgment of a child. A psychology and law term.
- Related了知りょうちWrittenWritten word for understanding or grasping something; rarely used today.
- Related知ちWrittenWritten. Intellect or wisdom, as in 「知の巨人」; mostly for abstract intellectual activity.
- Antonym無知むちNeutralThe antonym of 「知識」: lacking knowledge, ignorance.
Use 「知識」 for what you know and understand. For information say 「情報」, for wisdom in use 「知恵」, for research insights 「知見」, for mastery of a field 「精通」; 「無知」 is the opposite. The rest are narrower or more formal.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only


