The difference between Familiar and Unknown

When used as nouns, familiar means an attendant spirit, often in animal or even demon form, whereas unknown means a variable (usually x, y or z) whose value is to be found.

When used as adjectives, familiar means known to one, whereas unknown means not known.

check bellow for the other definitions of Familiar and Unknown

  1. Familiar as an adjective:

    Known to one.

    Examples:

    "there’s a familiar face; that tune sounds familiar'"

  2. Familiar as an adjective:

    Acquainted.

    Examples:

    "I'm quite familiar with this system; she's not familiar with manual gears"

  3. Familiar as an adjective:

    Intimate or friendly.

    Examples:

    "we are not on familiar terms; our neighbour is not familiar'"

  4. Familiar as an adjective:

    Inappropriately intimate or friendly.

    Examples:

    "Don’t be familiar with me, boy!"

    "rfquotek Camden"

  5. Familiar as an adjective:

    Of or pertaining to a family; familial.

  1. Familiar as a noun:

    An attendant spirit, often in animal or even demon form.

    Examples:

    "The witch’s familiar was a black cat."

  2. Familiar as a noun (obsolete):

    A member of one's family or household.

  3. Familiar as a noun (obsolete):

    A close friend.

  4. Familiar as a noun (historical):

    The officer of the Inquisition who arrested suspected people.

  1. Unknown as an adjective (sometimes, _, postpositive):

    Not known; unidentified; not well known.

  1. Unknown as a noun (algebra):

    A variable (usually x, y or z) whose value is to be found.

  2. Unknown as a noun:

    Any thing, place, or situation about which nothing is known; an unknown fact or piece of information.

  3. Unknown as a noun:

    A person of no identity; a nonentity

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