extension

/ɪkˈstenʃən/ noun [C]

Definition

PART OF A BUILDING › a new room or rooms that are added to a building: You could build an extension onto the back of the house.

EXTRA TIME › extra time that you are given to do or use something: You might be able to get an extension on your visa.

TELEPHONE › a telephone that is connected to the main telephone in an office or other large building: Call me on extension 213.

(Definition of extension noun from the Cambridge Learner's Dictionary © Cambridge University Press)

to do something without worrying about the risk or negative results

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