wuhrth waIl

definition:  valuable or rewarding enough to be worth the expenditure of time and energy.
example:  Traveling abroad was a worthwhile experience for him, despite the difficulties he encountered.
example:  The book is challenging to read, but I think you’ll find the effort worthwhile.

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Collocations:    Words often used in combination with the adjective worthwhile

worthwhile + NOUN:    ~ endeavor, ~ project, ~ undertaking, ~ enterprise, ~ activity,  ~ pursuit, ~ effort, ~ investment, ~ goal, ~ cause, ~ experience, ~ accomplishment