This is the 30th most frequent Tamil word.
இவ
"இவ" means "this person" or "she" in English, referring to a nearby female.
Here, 'இவ' is used to refer to a third-person female subject casually.
இவ ஒரு புத்தகத்தை படிக்கிறாள்.
She is reading a book.
In this context, 'இவ' is used to identify and relate a subject (female) to oneself.
இவ என்னுடைய சகோதரி.
She is my sister.
Here, 'இவ' is employed to question about a third-person female subject informally.