This is the 6064th most frequent Turkish word.
yasayı
"Yasayı" means "the law" in English.
In this sentence, 'yasayı' is the definite accusative form of 'yasa,' meaning 'law,' and indicates the direct object of the verb 'onaylamak' (to approve).
Parlamento yeni yasayı onayladı.
The parliament passed the new law.
Here, 'yasayı' is again the definite accusative form denoting the direct object of the action 'to change' performed by the government.
Hükümet bu yasayı değiştiriyor.
The government is changing this law.
The word 'yasayı' serves as the definite direct accusative form of 'yasa,' identifying the law as the object of the protest.