v. interfere, meddle, intermeddle, intrude, tinker, mess (about or around), Colloq fiddle or fool (about or around), monkey (around), muck (about) Anyone caught tampering with the machinery will be prosecuted
TAMPER
Meaning of TAMPER in English
Oxford thesaurus English vocab. Английский словарь Оксфорд тезаурус. 2012