An addition to something; an increase in size or scope.

An extension cord used to provide power to devices at a distance from the outlet.

एक्सटेंशन कॉर्ड

English Usage: I need an extension to reach the lamp across the room.

Hindi Usage: मुझे कमरे के पार लैम्प तक पहुंचने के लिए एक एक्सटेंशन की आवश्यकता है।

To make longer in time; to prolong.

To stretch out or widen something.

फैलाना

English Usage: Please extend your arm to reach the top shelf.

Hindi Usage: कृपया ऊपरी शेल्फ तक पहुँचने के लिए अपना हाथ फैलाएं।