Seiyu is my best friend.

Seigo is my best friend.

Seiryu is my best friend.

This antiperspirant has the effect of suppressing sweat.

I sweat a lot when I exercise at the gym every day.

He became drenched in sweat after a hard workout at the gym.

He was sweaty when he came back from the gym.

It's so hot that my nose won't stop sweating.

I always stink of sweat after exercising.

The Hadean eon is considered the first era of Earth, lasting from about 4.6 billion years ago to 4 billion years ago.