If you don't have regular dental check-ups, you may develop periodontitis.

The saber-toothed tiger is a type of extinct mammal.

Rodents are widely distributed around the world.

In phonetics, a sibilant is used to represent a specific sound.

We should always remember the power of Kannon in difficult times.

They say 'even a dog wouldn't eat a couple's quarrel', but our quarrels are not that serious.

He is doing special exercises to strengthen the incisivus labii superioris muscle.

She is wearing braces.

The fact that he likes that movie is truly a case of 'there's no accounting for taste'.

She started a special exercise to strengthen the incisivus labii inferioris muscle.