Conversation so far:
What are the Meshuggah
A Swedish extreme metal band from Umeå
what year were the Meshuggah formed
Formed in 1987
Where did Meshuggah get their name from
Took the name Meshuggah from the Yiddish word for crazy.

Question: what is the word crazy derived from
Self-contained rewrite: what is the Yiddish word crazy derived from