Hmmmmm. I have to agree that "Repeating Item List" is weak, or rather, not fully descriptive. I do not know what to replace it with, but I do have to say your samples of what you mean by "repeating item list" is good.

Multiple Similar Items?

I agree that. for most, the use of the word "class" scares the crap of them.

Hmmmm.

Good article though. I will keep a copy of the link handy, as it is a great (ahem) user friendly introduction.