haga - When you get what someone is saying and you point your finge

When you get what someone is saying and you point your fingers at them like you're making fun of them

I said 'haga-chu' to my friend when he told me he ate my lunch

I did 'haga-chu' to my brother when he said he was going to fail math

I yelled 'haga-chu' to my sister when she told me she had a crush on my friend