1. Software Verification and Validation

2. Verify - Merriam Webster Online Dictionary
To establish the truth, accuracy, or reality of
Confirm
Bear out
Prove
Authenticate
Validate
Substantiate
Corroborate
Make sure
Attest to

3. Validate To support or corroborate on a sound or authoritative basis
Authenticate
Legalize
Make lawful
Authorize
Confirm
Corroborate
Bear out
Certify
Endorse

4. Verify Validate Prove Legalize Substantiate Make lawful
Make sure Authorize
Attest to Certify
Endorse

5. According to Boehm
Verification means “we are building the product right.”
Validation means “we are building the right product”.

6. Test (v.) To apply a test as a means of analysis or diagnosis
where a test (n.) is a critical examination, observation, or evaluation; specifically, the procedure of submitting a statement to such conditions or operations as will lead to its proof or disproof or its acceptance or rejection
Try Try out
Put to the test Investigate
Check Analyze
Examine Experiment
Assess