The word sister is defined as a female sibling; in other words, if your parents have at least two children, one of whom is you and the other one being a girl, that girl would be your sister. The word is also often used metaphorically to indicate a sense of kinship toward a female; she is a sister to me.
The formal word for sister is "sibling."
The Romani translation of the word "sister" is "phral."
it is used for slang... for example " I fiddled your sister in the pool the other day"
The compound word for sister-in-law is "sister-in-law".
"Tochter" is the German word for sister.
The Latin word for sister is "soror."
sister is sodari సోదరి or sahodari సహోదరి.elder sister is akka అక్కyounger sister is chelli చెల్లి
The Maori word for younger sister is "tuahine."
The french word for helping each other. The pronunciation rhymes with sister.
There is no special English word for elder sister.
The word "sister" in Sanskrit is "भगिनी" (bhaginī).