What is ""доњи део тренерке"" in American English and how to say it?

Serbian

доњи део тренерке

доњи део тренерке-loungewear.svg
American English

loungewear

Learn the word in this minigame:

Example sentences

American EnglishOn the weekend, she wears loungewear around the house.

""доњи део тренерке"" in 45 More Languages.