Radical 女
8 strokes
woman 女 (15) + bookcase 且 (443) = older sister 姐
姐姐 jiějie older sister
小姐 (50) xiǎojiě Miss
[姐妹 (64) jiěmèi sisters]

“Who’s that woman cleaning the bookcase?” “That’s my older sister. / She’s cleaning up after the two teddies had a jelly fight.”