How about "unproffessional." Does that one trigger any comprehension?

I don't care who you are, you do NOT float a loan on your employer's credit card. You most assuredly don't do it when it's taxpayer money funding the operation.

If Mister Hinnant worked for the military, he would have been court-martialed. If he worked in private industry, he would have ben fired.

The man obviously has some serious shortcomings relative to ethics and judgment.