familiar

(noun) a person attached to the household of a high official (as a pope or bishop) who renders service in return for support.

(noun) a friend who is frequently in the company of another. Synonyms: companion, comrade, fellow, associate. Examples: "Drinking companions." "Comrades in arms."

(noun) a spirit (usually in animal form) that acts as an assistant to a witch or wizard. Synonyms: familiar spirit.

(adj) well known or easily recognized. Synonyms: familiar (vs. unfamiliar). Examples: "A familiar figure." "Familiar songs." "Familiar guests."

(adj) within normal everyday experience; common and ordinary; not strange. Synonyms: familiar (vs. strange). Examples: "Familiar ordinary objects found in every home." "A familiar everyday scene." "A familiar excuse." "A day like any other filled with familiar duties and experiences."

(adj) (usually followed by `with') well informed about or knowing thoroughly. Synonyms: conversant(predicate), familiar(predicate). Examples: "Conversant with business trends." "Familiar with the complex machinery." "He was familiar with those roads."

(adj) having mutual interests or affections; of established friendship. Synonyms: intimate. Examples: "On familiar terms." "Pretending she is on an intimate footing with those she slanders."