tamper
//ˈtæm.pər//
Verb
tamperInfinitive
tamperPresent tense
tamperedPast tense
tamperedPast participle
tamperingPresent participle
tampersThird-person singular
1
To interfere with something in order to cause damage or make unauthorized alterations.
Someone tampered with the lock on the door.
2
To meddle or make secret, improper, or illegal changes to something.
Someone tampered with the evidence before the trial.