tamperer
One who interferes
A tamperer is someone who interferes with or makes unauthorized alterations to something.
The word carries connotations of improper meddling—a tamperer with evidence, a tamperer with food products, a tamperer with election results.
Investigators identified the tamperer who had altered the documents.
Intrusive meddler
- interloperOne who enters uninvited
- snoopOne who pries
- meddlesomeProne to interfering
- pryerOne who meddles
kibitzer · buttinsky · nosy · intermeddler · intruder · interferer · trespasser · encroacher
Deliberate disruption of operations
- sabotagingDeliberately undermining or destroying
- interferenceUnwelcome involvement in affairs
- manipulationUnderhanded control of others
- contaminationIntroduction of impurities
adulteration · corruption · vandal · counterfeiter · forger · falsifier · adulterator · corrupter
busybody
Intrusive meddler
- interloperOne who enters uninvited
- snoopOne who pries
- meddlesomeProne to interfering
pryer · kibitzer · buttinsky · nosy · intermeddler · intruder · interferer · trespasser · encroacher · invader
sabotage
Deliberate disruption of operations
- sabotagingDeliberately undermining or destroying
- interferenceUnwelcome involvement in affairs
- manipulationUnderhanded control of others
contamination · adulteration · corruption · vandal · counterfeiter · forger · falsifier · adulterator · corrupter · defacer
- witness tamperingIllegally influencing trial observers
- vote tamperingIllegally altering electoral results
- jury tamperingIllegally influencing trial panelists
- evidence tamperingCorrupting material proof
- election tamperingIllegally altering voting outcomes
- tamper proofResistant to unauthorized changes
tamper, tamper-proof, tampering, tampered, tampers, tamperers, untampered