Some terms for a young Irish Girl include:
Lass/lassie
gearrchaile, young girl/lass
girseach, young girl
cailín beag, little girl
Interestingly, cailín óg means 'a grown-up girl'.
She may be called a young woman or a lady or even, in a complimentary way, a girl.
cailín is the Irish word for girl - usually pronounced "colleen"
a young English girl
young wan
Lassie
c l e n
In Irish a young girl is a "girseach", "gearrchaile" or "cailín beag". "Cailín" is a teenager or unmarried woman. A married woman is "bean".
Deagoirí i think
boy
Colleen is an Irish word for a young unmarried girl.
Possibly 'girseach', a young girl.
Young person, youth; boy. Macaomh mná, girl, young woman.
American girl.
A young Irish boy is called a lad, and a young Irish girl is called a lassie.
Anne Frank : The Diary of A Young Girl.
A girl.
teen
There are several words for 'girl' in Irish:CAILÍN: 'colleen'; girl; young unmarried woman, also CAILÍN ÓGGIRSEACH: young girl, little girlGEARRCHAILE: young girl, lass, little girlCAILÍN BEAG: little girl