Latin Roots Unit 2 Ms. Walker’s Advanced Humanities

PrefixesPrefixes (always come BEFORE a word!)

Counter-

Against, Opposite Example words: –Counterintuitive –Counterstrike –Counteract –counterproductive

In- im-

In-/Im- In, into, not Example words: –Input –Inside –into

Inter-

Between Example words: –Interspersed –Intervene –Intercept –interrogative

Re-

Back, again Example words: –Reverse –Rewind –Rehabilitate –Revise –rear

Circum-

Around Example Words: –Circumnavigate –Circumference –Circumvent

Con- Cor- Com-

Con-/Cor-/Com- With, together Example Words –Communicate –Convene –Commit –Compress –Conjoin –Combine

De-

Away, downExample Words: –Decline –Decelerate –Describe –Deposit

Ex-

Out, away, fromExample words: –Exit –Exact –Extract –Exodus –Excommunicate –exile

Post-

AfterPostmark Posterior Postdoctoral Posthaste posthumous

Pre-

beforePrescribe Predict Prefix Preface predetermine

Contra-

Against, oppositeContradict Contraband Contraceptive Contraction contraindicate

Op-

AgainstOpposite Oppose

Root Words (main part and meaning of a word)

act

Do, drive Example words: –Counteract –Interact –reaction

Aud/audi

Hear Example words: –Audible –Auditorium –Auditory (learner...)

juven

YoungExample words: –Juvenile –rejuvenate

ven/vent

comeExample Words –Invent –Convene How to remember: –Veni, vidi, vici

Cogn/cogni

Cog/cogni/gnos knowCognition Cognitive (ability) Cognate Recognize Incognito Diagnose agnostic

termin

End, limitTerminal Terminate exterminate

Scrib/script

writeScribble Manuscript Postscript Subscription Prescription scribe

Capt/cept

Take, holdIntercept Captive Capture Capable Forceps

tact

touchTactile (learner) Contact Intact

dict

Speak Dictaphone Dictate Dictator Diction Dictionary

rupt

Break, burstRupture Disrupt Erupt corrupt

pos/posit

Pos/posit Place, putDeposit Position Posture