This is the 7254th most frequent Turkish word.
evinde
"Evinde" means "in his/her/its house/home" in English.
The word 'evinde' uses the locative suffix '-nde' with 'ev' to indicate the location, which is Ahmet's home.
Ahmet bugün evinde ders çalışıyor.
Ahmet is studying in his home today.
The word 'evinde' reflects ownership and location, specifying that the party is being held at the home of 'my friend'.
Şirkette çalışan arkadaşım evinde parti veriyor.
My friend who works at the company is hosting a party at their home.
Here 'evinde' again shows location, identifying the writer's home as the place where the action occurred.