Exact(30)
Some suspect they receive support from Iran, though the accusation has never been substantiated.
(These assertions, often advanced by government officials, have never been substantiated).
The charge that Iran is producing weapons of mass destruction has never been substantiated.
The common belief that exposure to a stereotypic horse increases the risk of ASB has never been substantiated.
The Labour general secretary's claims to have been a goalkeeper for Tottenham Hostpur's youth team have mysteriously never been substantiated.
Those rumors have never been substantiated, but efforts to probe the company's ownership and finances have sometimes proved perilous.
Similar(30)
The alleged terror plot could never be substantiated.
Only one has been substantiated.
But the reports have not been substantiated.
This claim has not been substantiated.
These allegations have not been substantiated.
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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com