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Noun: tampering  tam-pu-ring
  1. The act of altering something secretly or improperly
    - meddling
Verb: tamper  tam-pu(r)
  1. Play around with or alter or falsify, usually secretively or dishonestly
    "Someone tampered with the documents on my desk";
    - fiddle, monkey
  2. Intrude in other people's affairs or business; interfere unwantedly
    "Don't tamper in my affairs!";
    - meddle

Derived forms: tamperings

Type of: change of state, interfere, interpose, intervene, manipulate, step in

Encyclopedia: Tampering