drastic

About 4.30 uses per million words.

Meaning

1. adjective Having a strong or far-reaching effect; extreme, severe.

   If our third attempt fails, we may need drastic ideas.

2. adjective (Orig. of medicine) Acting rapidly or violently.
3. noun A powerful, fast-acting purgative medicine.

Similar words

forceful intensive tough robust severe draconian stern enormous stringent sharply

Often followed by

changes change measures action reduction and step decline steps