There are several synonyms for the term "altered level of consciousness", which refers to a state in which a person's awareness, perception, and ability to engage with their surroundings are impaired. Some commonly used synonyms include "altered mental status", "cognitive dysfunction", "confusion", "disorientation", "mental confusion", and "impaired consciousness". Other possible synonyms may include "brain fog", "mental impairment", "coma", "delirium", "stupor", and "unconsciousness". These terms are important for medical professionals to understand and use accurately when assessing and treating patients with neurological or psychiatric conditions that affect consciousness. It's important to note that these terms are not interchangeable and may be used in different contexts, depending on the specific symptoms and underlying conditions that are present.