The phrase "fraught with evil" is a powerful expression used to describe something that is dangerous, dark, or sinister. There are many synonyms that could be used to convey the same meaning, such as "menacing," "perilous," "ominous," "sinister," "malevolent," "noxious," or "diabolical." These words are often used to describe situations or individuals that are perceived to pose a great threat to others. Whether used in literature or everyday conversation, synonyms for "fraught with evil" can help to emphasize the gravity of a particular circumstance and convey its potentially disastrous consequences.