What word would you give this girls description towards me?

- she watches my Twitter constantly

-Named her child after the name I tweeted out loud: she just spelled it differently

-uses my best friend to spy and see what I think about her.

-is friends with my best friend

-cobtinues to talk shit about my situation and how she's better than me

- tweets out loud how my personality is shitty.

It's not by the way

What word would you give this girls description towards me?
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