There are plenty of synonyms that can be used instead of "raising the devil". One phrase that can be used is "stirring up trouble". This phrase is commonly used when someone is intentionally causing chaos or disorder. Another synonym for "raising the devil" is "creating mayhem". This phrase can describe when someone or something is causing a lot of confusion or destruction. Another term that can be used is "causing a ruckus". This phrase describes when someone is making a lot of noise or commotion. Finally, "starting a uproar" can also be used as a synonym since it means the same thing as "raising the devil".