She threw a tantrum and had multiple hissie fits.

He always talks about hissen.

She threw hissy fits whenever things didn't go her way.

The snake slithered hissingly through the grass.

The cat became hissier when the dog approached.

She is the hissiest cat I've ever seen.

The children threw their hissies on the floor in a tantrum.

She throws hissy-fits whenever things don't go her way.

I heard the hissers in the distance.

Her hissiness was evident when she encountered a snake.