This is the 15683rd most frequent German word.
ziviler
"Ziviler" means "civil" or "civilian" in English, depending on context.
The word 'zivile' is used here as an adjective to describe 'Bevölkerung' (population), emphasizing its civilian, non-military status.
Die zivile Bevölkerung wird in Kriegszeiten oft stark beeinträchtigt.
The civilian population is often heavily affected in times of war.
'Zivile' in this sentence serves as an adjective for 'Kleidung' (clothing), indicating non-uniform, everyday attire.
Bei dem Fest trug er eine zivile Kleidung.
At the festival, he wore civilian clothing.
Here, 'zivile' describes 'Verhalten' (behavior), implying a polite, considerate manner different from aggressive or uncivil conduct.