This is the 17179th most frequent Turkish word.
çıkmayan
"Çıkmayan" means "that does not come off" or "non-removable" in English.
The term 'çıkmayan' is used as an adjective to describe the cat as 'not going out'.
Evden hiç çıkmayan kedi çok tembel olmuş.
The cat that never goes out of the house has become very lazy.
Here, 'çıkmayan' characterizes the friend as 'not appearing in the photo'.
Fotoğrafta çıkmayan arkadaşıma üzgünüm.
I feel sorry for my friend who didn't appear in the photo.
In this case, 'çıkmayan' describes the ink as being 'not erasable from the paper'.