般若

What does 般若 mean in English?

1. prajna; wisdom required to attain enlightenment(n)
2. noh mask of a grinning, horned demoness (represents a woman's rage and jealousy)(n)
3. family crest designed after the Hannya noh mask(n)
4. dreadful face (esp. of a woman driven mad by jealousy); terrifying facial expression(n)