Third-person singular simple present indicative form of substantiate.(verb)
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Use "substantiates" in a sentence
"Abdullah Alnoami a former detainee from Bahrain substantiates this accusation, exposing the true nature what was previously believed to be the most oft-quoted suicide attempt at the base, of a Saudi detainee in December 2002."
"Their report substantiates the Total Cost of Ownership worksheet calculator that Harry Moser, founder of the Reshoring Initiative, has developed and is teaching to managers of American manufacturers that want to be leaders in bringing manufacturing back to the United States."
"But what Salisbury, 46, is admitting simply substantiates what's already an urban legend on the Internet: that he took cellphone photos of his private parts and showed them."