hella
1. adv. used in conjunction with another word as an intensifier. As if to say “very.” Derived from “A hell of a lot of . . .” Examples include: hella-cool, hella-stupid, hella-crazy, or hella-funny. "I called your name hella times, but you didn't come." “That’s because I had hella fun last night."
I learned dont ever say this word in southern cali. Apparently its a nor cal thing cause people out in so cal when i moved out here look at you like they gonna kick your ass if you use that word again or look at you like thats the stupids word they have heard among knowing your from nor cal from using it.