Chettathi

Chettathi (ചേട്ടത്തി) is a Malayalam word used in Kerala, India to refer to an elder sister. It is a term of endearment and respect. It is derived from the word "Chettan" (ചേട്ടൻ), which means elder brother. Grammatically, "Chettathi" is the feminine form of address corresponding to an older brother. The term reflects the familial and social structure in Kerala, where respect for elders is deeply ingrained. It is commonly used within families and close-knit communities.