yapması

yapması

"Yapması" means "the act of doing" or "its doing" in English.

Here, 'yapması' is used to indicate necessity. It is the infinitive form of 'yapmak' (to do) with a possessive suffix indicating 'his/her doing of' and the sentence implies that performing the action is necessary.

Onun bu işi yapması lazım.

He needs to do this work.

In this sentence, 'yapması' is combined with the instrumental suffix '-yla', indicating that the action was instrumental in achieving improvement.

Onun yapmasıyla her şey düzeldi.

With him doing it, everything got better.

Here, 'yapması' is constructed to specify 'that which needs to be done by him,' effectively used as a noun describing the action of doing.

Onun yapması gereken iş çok zor.

The work he needs to do is very hard.