google
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late 16th century: based on Malay keris .
wiktionary
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Borrowed from Malay keris. Doublet of kalis. Recognized as part of English ca. 1580.
etymonline
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kris (n.)
short Malay dagger with a wavy blade, 1570s, said to be a Javanese word. In early use also spelled creese, etc.
