This is the 2427th most frequent Turkish word.
ikisi
"Ikisi" means "both of them" in English.
Here, 'ikisi' is used to refer to two entities previously mentioned or implied as desiring to go to the cinema.
İkisi de sinemaya gitmek istiyor.
Both of them want to go to the cinema.
In this sentence, 'ikisi' refers to two items from a previously mentioned group, emphasizing their distinct quality.
Elmanın ikisi çok tatlıydı.
Two of the apples were very sweet.
In this example, 'ikisi' indicates two specific individuals from the known set of 'friends,' referring to the books they are reading.