The difference between Superfluous and Unnecessary

When used as adjectives, superfluous means in excess of what is required or sufficient, whereas unnecessary means not needed or necessary.

check bellow for the other definitions of Superfluous and Unnecessary

  1. Superfluous as an adjective:

    In excess of what is required or sufficient.

    Examples:

    "With a full rain suit, carrying an umbrella may be superfluous."

  1. Unnecessary as an adjective:

    Not needed or necessary.

    Examples:

    "The automatic child-frightener made clowns unnecessary."

  2. Unnecessary as an adjective:

    Done in addition to requirements; unrequired.

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