To create or shape something prior to its final formation.

पूर्वनिर्माण करना

English Usage: The artist preformed the sculpture before the final touch.

Hindi Usage: कलाकार ने अंतिम छूने से पहले मूर्ति का पूर्वनिर्माण किया।

An object that has been shaped or molded prior to use.

पूर्वनिर्मित

English Usage: The preformed shapes were easy to assemble.

Hindi Usage: पूर्वनिर्मित आकार इकट्ठा करना आसान था।