As the name suggests, chordates are a group of animals that have a notochord.

Gender identity refers to the gender that each individual recognizes themselves as.

The mayor issued a curfew at night due to an emergency.

He is undergoing training for extravehicular activity.

He engaged in an extravehicular activity from the spaceship.

He is facing many difficulties due to gender identity disorder.

This company demands uniformity in all projects.

This design has uniformity in color.

This vitamin is water-soluble, so it easily dissolves in water.

This cold is highly contagious, so please be careful with prevention.