The phrase "a form of evil" is correct and usable in written English.
It can be used to describe something that embodies or represents evil in a particular way or context.
Example: "Many believe that greed is a form of evil that corrupts individuals and societies alike."
Alternatives: "a type of malevolence" or "a manifestation of wickedness".
I attempted to portray a form of universal evil, which can erase an entire city using someone else's talent.
"Society saw them as collateral damage, a lesser form of evil".
He decided, he said, that the world had a new form of evil to deal with, and it was not communism.
Those older enemies — Nazi Germany, Soviet Russia, Mao's China — represented a different form of evil: institutional rather than individual, strategic rather than anarchic, grasping and self-interested rather than unpredictable and nihilistic.
But opponents say expensing options is a minor form of evil.
"To me," he writes, "the obvious conclusion is that the medical and psychiatric classification system is crying out for a category called 'empathy disorders.' "If evil is empathy erosion, and empathy erosion is a form of illness, then evil turns out to be nothing more than a particularly awful psychological disorder.
The killing of Jews was no secret to governments or international organizations, but despite widespread knowledge of the basic facts few officials or religious leaders or even private citizens grasped that a radical new form of evil had entered the world.
This suggests that their discussion is restricted to a type, or form, of evil and not to evil per se.
On the other hand, Robert Sprinkle argues that the observation that evil may not be an eliminable feature of the human condition should temper our hopes regarding the possibility of effectively addressing all forms of evil, not raise them: "I, for one, never held such a hope" ([ 16]: 89).
