Words similar to ill-understood

Example sentences for: ill-understood

How can you use “ill-understood” in a sentence? Here are some example sentences to help you improve your vocabulary:

A third was the problem of site variation, which in the mid-1970's was identified in quantitative studies as an ill-understood source of greater differences in a program's outcomes than the program itself.
Ours has for four billion years of awesome, ill-understood creativity.