This is the 416th most frequent Turkish word.
sivil
"Non-military" or "civilian."
In this context, 'sivil' is used to mean casual or non-uniform, describing attire or items used in informal settings.
Ahmet sivil terliklerini giyip dışarı çıktı.
Ahmet put on his casual slippers and went outside.
Here, 'sivil' relates to civil society, referring to non-governmental entities and emphasizing community or societal engagement.
Yangın, sivil toplum kuruluşları sayesinde kısa sürede kontrol altına alındı.
The fire was brought under control shortly, thanks to civil society organizations.
Here, 'siviller' refers to non-military people, indicating a general civil population in contrast to armed or governmental personnel.