nubile
Celibe is an Italian equivalent of 'single girl'. There's just the one form to refer to an unmarried female or male. It's pronounced 'CHEH-lee-bay'.
Non sposata is another equivalent. In the word by word translation, the adverb 'non' means 'not'. The past participle 'sposato' is used as an adjective, in its feminine form, to mean 'married'. An unmarried male may be described as 'non sposato'. Both phrases are pronounced 'nohn spoh-SAH-tah' and 'nohn spoh-SAH-toh', respectively.
Ragazza in Italian is "girl" in English.
"Chinese girl" in English is ragazza cinese in Italian.
"White girl" in English is ragazza bianca in Italian.
"Baby girl" in English means bambina in Italian.
"Naked girl" in English is ragazza nuda in Italian.
"Strange girl" in English is strana ragazza in Italian.
"Who is that girl?" in English is Chi è quella ragazza?in Italian.
"Fat Girl" in English means ragazza grassa in Italian.
"It's a girl!" in English means È una ragazza! in Italian.
"Sweet little girl!" in English is Dolce bambina! in Italian.
cugina
"supersecchiona"