hysterics
Concise Oxford English Dictionary © 2008 Oxford University Press:
hysteric/hɪˈstɛrɪk/
▶noun
- 1 (hysterics) informal wildly emotional behaviour.
■ uncontrollable laughter.
- 2 a person suffering from hysteria.
– origin C17: via L. from Gk husterikos ‘of the womb’, from hustera ‘womb’ (hysteria being thought to be assoc. with the womb).
'hysterics' also found in these Oxford entries:

