A more thorough explanation:

Malveilles (mal-vayalso mal-vayls), n. [French “misdemeanors”]

1. Ill will.
2. Crimes; misdemeanors; malicious acts.

Example 1: The boss had malveilles towards his employee and would always give him the worst tasks to do.

Example 2: The thief committed several malveilles such as stealing from the store and breaking into someone's house.

Explanation:

The term malveilles refers to ill will or malicious acts. In the first example, the boss had ill will towards his employee and would give him unpleasant tasks to do. In the second example, the thief committed several malicious acts such as stealing and breaking into someone's house. These examples illustrate how malveilles can refer to both ill will and criminal acts.