The word "confirm" means to establish the truth or correctness of something, or to give approval or support. Some synonyms for "confirm" are:
verify: This implies checking or proving the truth or accuracy of something. For example, "The scientist verified the results of the experiment." Verify is often used in a more technical or scientific context.
substantiate: It means to provide evidence or support for a claim. For instance, "The witness's testimony substantiated the defendant's alibi." Substantiate is more formal and suggests a stronger level of proof.
corroborate: This term means to confirm or support something by providing additional evidence. For example, "The documents corroborated his story." Corroborate is often used when there is already some evidence and more is needed to strengthen it.
affirm: It means to state or assert positively. For example, "She affirmed her commitment to the project." Affirm is more about expressing a belief or opinion firmly.
validate: This word means to check the validity or authenticity of something. For example, "The code was validated to ensure it was error-free." Validate is often used in a technical or procedural context.
In conclusion, these synonyms for "confirm" all share the idea of establishing the truth or providing support for something. Whether it's verifying facts, substantiating claims, corroborating stories, affirming beliefs, or validating procedures, they help us express the act of confirming in different ways and in different situations.