Words similar to substantiation--

Example sentences for: substantiation--

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

The Washington Post Page One obit on Melvoin claimed--without substantiation--"a resurgence in heroin use in the '90s," while the New York Times asserted that the "heroin vogue has been building since at least 1993 and shows no signs of ebbing."