substantiate

/səbstˈænʃɪˌe‍ɪt/

/səbˈstænʃiˌeɪt/, /səbˈstæntʃiˌeɪt/

to substantiate

MAIN VERB

to prove something to be true by providing adequate evidence or facts

synonyms : affirm

antonyms : negate

solidify, firm, or strengthen

make real or concrete; give reality or substance to

synonyms : actualise

represent in bodily form

synonyms : body forth

Examples

1. The president’s allegations of large scale fraud and theft of the election are just not substantiated.

2. That claim is not really substantiated.

3. Now, none of these reports can be substantiated.

4. The president's allegations of large-scale fraud and theft of the election are just not substantiated.