YOU SAID:
oh my good golly gosh i am cis
INTO JAPANESE
オーマイグッドゴーリーゴーシュ私はシスです
BACK INTO ENGLISH
oh my good gory gosh i'm a sis
INTO JAPANESE
oh my good gory gosh 私はお姉ちゃんです
BACK INTO ENGLISH
oh my good gory gosh i'm a big sister
INTO JAPANESE
oh my good gory gosh 私はお姉さんです
BACK INTO ENGLISH
oh my good gory gosh i'm your sister
INTO JAPANESE
oh my good gory gosh 私はあなたの妹です
BACK INTO ENGLISH
oh my good gory gosh i'm your sister
Come on, you can do better than that.