知

making (something) known to everyone; publicizing as widely as possible; dissemination

Idiomatic expression

to understand everything from only one part; to be perceptive; to be quick to understand; to be quick on the uptake

smoke or heat sensor or detector

as you know; as you are aware

to know something by direct experience; to know through the skin

to forebode; to have a presentiment

to know personally; to have personal knowledge of

to not amount to much

fire alarm

intellectual property rights; IP rights

developing new ideas based on study of the past; learning from the past

a knowing look

intellectual disability; mental disability; intellectual impairment

Buddhism

the wisdom of Manjushri

nobody knows

intellectual level; level of intelligence

Proverb

children do not know how dear they are to their parents (and therefore act selfishly)

bottomless; unlimited; immeasurable; inexhaustible

From quote attrib. to Socrates

knowing you know nothing

Noun or verb acting prenominally; Non-standard variant of 気心の知れた

trusted (friend); close (relationship)

metal detection

intelligence test; IQ test

Christianity

Annunciation

intelligent life