Sis
/sɪs/
noun
A daughter of the same parents as another person; a female sibling.
“My sister is always driving me crazy.”
A female member of a religious order; especially one devoted to more active service; (informally) a nun.
“Michelle left behind her bank job and became a sister at the local convent.”
Any butterfly in the genus Adelpha, so named for the resemblance of the dark-colored wings to the black habit traditionally worn by nuns.
Synonyms: affiliate, affiliated, charge nurse, darling, dear, lady, love, miss