スウェットパンツ

noun

sweatpants; tracksuit bottoms; joggers

Casual, soft trousers often worn for lounging or light exercise. In Japanese, typically refers to the same garment as in English.

• 今日きょうは一いち日にち中じゅうスウェットパンツで過すごした。

  I spent the whole day in sweatpants today.

• ジムに行いくときはスウェットパンツが楽らくだ。

  Sweatpants are comfortable when going to the gym.