Why study abroad?

Have you considered studying abroad, but are not sure whether it’s worth your time? If you ask anybody who has studied abroad, he or she will most certainly tell you that it is a life-changing experience and one of the most rewarding things he or she has ever done. Perhaps you’re not certain what benefits you can reap from an extended stay in a foreign country. There are many reasons why you should take the plunge.

Adapted from www.vistawide.com.

The adjective that follows the same superlative rule as in “the most rewarding” is