The word "rampant" can be understood as something that is widespread and uncontrollable, often referring to something negative or excessive. Full definition
Unfortunately, animal abuse runs rampant in society, found everywhere from puppy mills and backyard slaughter operations to factory farms and laboratories. (onegreenplanet.org)
The evil of bigotry still runs rampant in the Christian faith. (nakedpastor.com)
Given the ongoing problem of rampant piracy of digital content Chinese consumers have not yet grown accustomed to paying for digital content. (thenextweb.com)