tamper

From Wiktionary

Pronunciation[change]

Verb[change]

Plain form
tamper

Third-person singular
tampers

Past tense
tampered

Past participle
tampered

Present participle
tampering

  1. (intransitive) If something is tampered with, it is changed or altered without permission.
    The evidence for this case was tampered with.
    There have been allegations that the police tampered with the crime scene.