1010thth Grade ACT Grade ACT VocabularyVocabulary

Unit 10Unit 10

inarticulateinarticulate

Adj. lacking the ability to express Adj. lacking the ability to express oneself clearlyoneself clearly

inclementinclement

Adj. severe, rough, or harsh; stormyAdj. severe, rough, or harsh; stormy

incognitoincognito

N. having one’s identity concealedN. having one’s identity concealed

incoherentincoherent

Adj. without logical or meaningful Adj. without logical or meaningful connectionconnection

incongruousincongruous

Adj. out of place, inappropriateAdj. out of place, inappropriate

indigentindigent

Adj. lacking food, clothing, and other Adj. lacking food, clothing, and other necessities because of povertynecessities because of poverty

“The Indigent Family” by William-Adolphe

indomitableindomitable

Adj. that cannot be subdued or Adj. that cannot be subdued or overcome, as persons, will, or overcome, as persons, will, or couragecourage

inertiainertia

N. inactivity; sluggishness, lack of N. inactivity; sluggishness, lack of efforteffort

infallibleinfallible

Adj. absolutely trustworthy or sureAdj. absolutely trustworthy or sure

My cousins are infallible people.

innateinnate

Adj. existing in, belonging to, Adj. existing in, belonging to, determined from birthdetermined from birth

It was innate that these babies would become famous dancers one day.

innovationinnovation

N. something new or different N. something new or different introducedintroduced

inscrutableinscrutable

Adj. incapable of being investigated Adj. incapable of being investigated or analyzedor analyzed

instigateinstigate

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

interloperinterloper

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

intrepidintrepid

Adj. resolutely fearlessAdj. resolutely fearless

My cousin/big brother, Joey.

Word PowerWord Power 16. 16. jud, judi, judic, – jud, judi, judic, – judge, lawyer, lawjudge, lawyer, law

JudicialJudicial judgejudge

17. 17. bi – bi – both, double, tow twiceboth, double, tow twice BinaryBinary Bicycle Bicycle

18. 18. sub – sub – underunder SubmarineSubmarine Subterranean Subterranean

19. 19. – en – en made of, makemade of, make MistakenMistaken brokenbroken

20. 20. – ice – ice condition, state, qualitycondition, state, quality SoliceSolice hospicehospice