Cossutta is typical of Trieste and Gorizia, but it also has a stock in Montereale Valcellina (PN), Cossutti has a stock in Trieste and one in the Udine area, they should derive from a nickname originated from the dialectal diminutive of the Slavic word kos (merlo) intended also as a child of the blackbird (nickname), we can take into consideration, although it is not very likely to derive a derivation from the Latin Gens Cossutia that we remember was related to the Gens Giulia, very rooted in that area being of this gens the first wife of Caius Julius Caesar. hypothesis provided by I. Marangon in Friulian cossa and the diminutive cossuta mean basket. The surnames Cossutti and Cossutta seem to derive from Cossuta where the double s is double only in appearance because it indicates only the typical sound of the s (???). I say this because it is what usually happens with surnames that end up in -utti or -utta, which are in a certain sense the simple Italianization of Friulian expressions or words in which the consonant has been doubled and the final vowel modified or added. additions provided by Giovanni Vezzelli Cossutta is the Italianized form of the original Slovenian and Croatian surname Kosuta from 'kosúta' = hind, but in part it is also the original surname Friulian novel Cossùtta from Malniso di Montereale Cellina (Pordenone), derived from friulana voice 'cossùta' = small basket, small basket, diminutive of 'còs', loan of the Slovenian 'kos' of equal meaning. M. Bonifacio, surnames from Trieste, p. 102.
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