Bassinet

google

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mid 19th century: from French, diminutive of bassin ‘basin’; compare with basinet.

wiktionary

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From French bercelonette, a doubled diminutive of berceau(“cradle”), influenced by bassin(“basin”).

etymonline

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bassinet (n.)

"wicker cradle," 1854, from French bassinet "a little basin," diminutive of bassin (see basin), or, as per Klein, the English word is from French bercelonette, double diminutive of berceau "cradle," altered by bassin "basin." Middle English had bacinet "hemispherical helmet" (c. 1300).