This is the 14901st most frequent Turkish word.
sarayını
"His/her palace" or "his/her mansion."
The word 'sarayını' is used in the accusative case, referring to 'his palace' as the direct object of the verb.
Sultan, sarayını genişletmek için yeni planlar yaptı.
The sultan made new plans to expand his palace.
Here, 'sarayını' indicates possession and is also in the accusative case, marking it as the direct object of the verb describing what is being kept clean.
Sarayını her zaman temiz ve düzenli tutardı.
He always kept his palace clean and tidy.
In this sentence, 'sarayını' functions as the object of the verb 'to see' and denotes ownership by the third person singular, hence the possessive suffix.