It’s a great word for students to know in this day and age, so I hasten to publish this context clues worksheet on the adjective futile. It’s Merriam-Webster’s Word of the Day today; it’s also a word in very common use in the English language, so students really ought to know it by the time they move the tassel on their mortarboards.
If you find typos in this document, I would appreciate a notification. And, as always, if you find this material useful in your practice, I would be grateful to hear what you think of it. I seek your peer review.