Unknown. Possibly fromUkrainianкосар(kosar), or an internal derivation,coasă +‎-ar, in both cases ultimately fromProto-Slavic*kosa(“scythe”).

cosar m (pluralcosari)

1. spoonbill(bird)

• Romanian terms with unknown etymologies
• Romanian terms borrowed from Ukrainian
• Romanian terms derived from Ukrainian
• Romanian terms suffixed with -ar
• Romanian terms derived from Proto-Slavic
• Romanian lemmas
• Romanian nouns
• Romanian countable nouns
• Romanian masculine nouns

• Romanian nouns with red links in their headword lines
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