Familiar a. : Of or pertaining to a family; domestic.

Familiar a. : Closely acquainted or intimate, as a friend or companion; well versed in, as any subject of study; as, familiar with the Scriptures.

Familiar a. : Characterized by, or exhibiting, the manner of an intimate friend; not formal; unconstrained; easy; accessible.

Familiar a. : Well known; well understood; common; frequent; as, a familiar illustration.

Familiar a. : Improperly acquainted; wrongly intimate.

Familiar n. : An intimate; a companion.

Familiar n. : An attendant demon or evil spirit.

Familiar n. : A confidential officer employed in the service of the tribunal, especially in apprehending and imprisoning the accused.

Example:
Does this sound Familiar to anyone, maybe a Greek recipe?

Taxonomy
familiars, witches, idioms, witchcraft, spirit, demon, familiar spirit, scholarship, England, acquainted, Antonyms, the devil, animals, witchcraft trials, the Essex, magic, dog, possession.

Defination from the web:
familiar adj. Often encountered or seen. See synonims at common . Having fair knowledge; acquainted: was familiar with those roads ... This familiar was a daemon, who, in various ways, endeavoured to annoy man. ... Elizabeth Bennet said she had a familiar called "Suckin, being black like a dog. ...