1. 10 th Grade ACT Vocabulary Unit 10

2. inarticulate Adj. lacking the ability to express oneself clearly Adj. lacking the ability to express oneself clearly

3. inclement Adj. severe, rough, or harsh; stormy Adj. severe, rough, or harsh; stormy

4. incognito N. having one’s identity concealed N. having one’s identity concealed

5. incoherent Adj. without logical or meaningful connection Adj. without logical or meaningful connection

6. incongruous Adj. out of place, inappropriate Adj. out of place, inappropriate

7. indigent Adj. lacking food, clothing, and other necessities because of poverty Adj. lacking food, clothing, and other necessities because of poverty “The Indigent Family” by William- Adolphe

8. indomitable Adj. that cannot be subdued or overcome, as persons, will, or courage Adj. that cannot be subdued or overcome, as persons, will, or courage

9. inertia N. inactivity; sluggishness, lack of effort N. inactivity; sluggishness, lack of effort

10. infallible Adj. absolutely trustworthy or sure Adj. absolutely trustworthy or sure My cousins are infallible people.

11. innate Adj. existing in, belonging to, determined from birth Adj. existing in, belonging to, determined from birth It was innate that these babies would become famous dancers one day.

12. innovation N. something new or different introduced N. something new or different introduced

13. inscrutable Adj. incapable of being investigated or analyzed Adj. incapable of being investigated or analyzed

14. instigate V. to urge, provoke, or start some sort of action V. to urge, provoke, or start some sort of action

15. interloper N. a person who interferes in other people’s affairs N. a person who interferes in other people’s affairs

16. intrepid Adj. resolutely fearless Adj. resolutely fearless My cousin/big brother, Joey.

17. Word Power 16. jud, judi, judic, – judge, lawyer, law 16. jud, judi, judic, – judge, lawyer, law Judicial Judicial judge judge 17. bi – both, double, tow twice 17. bi – both, double, tow twice Binary Binary Bicycle Bicycle 18. sub – under 18. sub – under Submarine Submarine Subterranean Subterranean 19. – en made of, make 19. – en made of, make Mistaken Mistaken broken broken 20. – ice condition, state, quality 20. – ice condition, state, quality Solice Solice hospice hospice