Save Gender Feminine & Masculine Usage Dutch, Flemish, Limburgish Pronounced Pron. /ˈsil/ [key·simplify] Other Forms FormsDiminutives: Cielke, Cieltje. Variant spellings: Cille, Siel Meaning & History Short form of Ceciel (unisex), Cecilia (feminine) and Cecilius (masculine).
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