Your mother's sister is your aunt.
Your aunt's daughter's daughter is her granddaughter, and you first cousin, once removed.
The relationship to you would be your cousin !
She is your niece, you are her aunt or uncle.
What family members your is fathers mothers daughters sons sisters
Your mothers sisters Granddaughter is your second cousin
no....because she is a sister for you
4 daughters, 3 sons.
Medusa and her two sisters were daughters of Phorcys and Ceto.
Never Ever. It is forbidden per Islam teachings; as stated explicitly in Quran; for A muslim man to marry his mother, sister, daughter, ...Quran says (Meaning English translation):"Prohibited to you [for marriage] are your mothers, your daughters, your sisters, your father's sisters, your mother's sisters, your brother's daughters, your sister's daughters, your [milk] mothers who nursed you, your sisters through nursing, your wives' mothers, and your step-daughters under your guardianship [born] of your wives unto whom you have gone in. But if you have not gone in unto them, there is no sin upon you. And [also prohibited are] the wives of your sons who are from your [own] loins, and that you take [in marriage] two sisters simultaneously, except for what has already occurred. Indeed, Allah is ever Forgiving and Merciful." (4:23)
I believe that would be a fifth cousin
That would be your cousin so no you can't.
Your sister's daughter would be considered your niece.
Daughters of one (or both) the same parents are either sisters or half sisters.