Hmmm, I think there must be some local influence in this too. Growing up in the UK, I can recall hearing gazillion far more frequently than zillion. Also, youn

Hmmm, I think there must be some local influence in this too. Growing up in the UK, I can recall hearing gazillion far more frequently than zillion. Also, younger children would often also say squillion for a number even bigger than (ga)zillion.