Green’s Dictionary of Slang

(Ling. Fr./Polari) a child; thus donah and feeles, a woman and (her) children; feele omi, a young (and poss. underage) man.

1860		Hotten Dict. of Modern Sl. etc. (2nd edn) 138: FEELE, a daughter, or child.
1861		(con. 1840s–50s) H. Mayhew London Labour and London Poor III 47/2: ‘Fiela’ is a child; ‘Homa’ is a man; ‘Done’, a female.
1873		Sl. Dict.
1882		Sydney Sl. Dict. (2 edn) 3: Dona and Feeles - A woman and children.
2019		P. Baker Fabulosa 292/1: feely, feele, feelier, fellia a young person or a child.