De-extinction is the process of bringing extinct species back to life.

He tried to de-gay his friend by sending him to conversion therapy.

The de-emphases of certain topics in the curriculum have led to a lack of understanding among students.

The water is de-fluorinated before it is distributed to the public.

Scientists are researching new methods to de-fluorinate water.

She is de-fluorinating the water to remove fluoride.

The water treatment plant de-fluorinates the drinking water.

She de-adapted to the new environment after a few weeks.

She had to de-adapt to the city after living in the countryside for so long.

This medication de-allergizes the body and reduces symptoms.