The word itself. I LOVE saying it...as we wine freaks say, it's got a great mouthfeel.

Actual onomatopoeic words are generally rather dull. I mean, who ever got excited over "buzz"?
Suzanne: I never use catalogs. I'd rather go in the store and see all the salespeople groveling and sucking up to you.
Julia: Pardon me, I never knew they were so solicitous at the K-Mart.