Substantiate

Synonyms of substantiate

• validate
• confirm
• authenticate

Antonyms of substantiate

• refute
• disprove
• invalidate

Collocations of substantiate

claim

Frequency: 70 %

He needed to substantiate his claim with evidence.

argument

Frequency: 60 %

She provided data to substantiate her argument.

allegation

Frequency: 50 %

The witness was able to substantiate the allegation with proof.

accusation

Frequency: 45 %

The lawyer worked hard to substantiate the accusation against the defendant.

theory

Frequency: 40 %

Scientists are trying to substantiate the theory through experiments.

Idiomatic Expressions for substantiate

• Phrase: substantiate a theory
  Meaning: to validate or confirm a hypothesis with evidence or data
  Usage: The scientist was able to substantiate her theory through rigorous experimentation.