Synonyms of the word 
SUBSTANTIATED → CORROBORATED - SUPPORTED - VERIFIED
substantiated
- v. simple past tense and past participle of substantiate.
corroborated
- adj. Strengthened; confirmed; rendered more certain.
- v. simple past tense and past participle of corroborate.
supported
- adj. Held in position, especially from below.
- adj. Furnished with corroborating evidence.
- adj. Helped or aided.
- adj. Having supporters.
- v. simple past tense and past participle of support.
verified
- v. simple past tense and past participle of verify.
- adj. Subject to positive verification.
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