stepsister
🇺🇸
/ˈstepsɪstər/
🇬🇧
/ˈstepsɪstə(r)/
A girl who is the daughter of one of your parents' new spouse, but not your biological sister.
My stepsister and I have a strong bond despite not being related by blood.
私の継姉妹と私は血縁関係がないにもかかわらず、強い絆を持っています。