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US /noʊ/ UK /nəʊ/
Homophones
Freq #29

Meanings

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Verb forms

know, knew, known irregular verb

Appears in

Simplified etymology

Know is an Old English word from an ancient root shared with can and Scots ken. Related forms include Latin noscere and Greek gignōskein, “to know,” the latter contributing to words such as agnostic.

Etymology

From Middle English knowen, from Old English cnāwan (“to know, perceive, recognise”), from Proto-West Germanic *knāan, from Proto-Germanic *knēaną (“to know”), from Proto-Indo-European *ǵneh₃- (“to know”). Cognates from Indo-European: Latin gnoscō, Latin cognoscō (Spanish conocer, French connaître, Romanian cunoaște, Italian conoscere, Portuguese conhecer), Ancient Greek γνωρίζω (gnōrízō, “to know”) and γνῶσις (gnôsis, “knowledge”), Albanian njoh (“to know, recognise”), Russian знать (znatʹ, “to know”), Lithuanian žinoti (“to know”), and Persian شناختن (šenâxtan, “to know”). from Proto-Germani…

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