Important word roots to know
Ag, act= do or act (agent, counteract)
Alt= high (altitude, altar)
Am= friend or love (amity, amorous)
Aper= open (aperture, aperient)
Apt= fit (adapt, aptitude)
Bas= low (debase, basement)
Bell= war (bellicose, antebellum)
Ben= good (benevolent, benefactor)
Brev= short (brevity, abbreviation)
Cad, cas, cid= fall (cadence, casualty, incident)
Cand= white, shining (candid, candidate)
Cap, capt, cept= take or hold (capable, captive, intercept)
Ced, cess= yield or go (cede, procession)
Celer= swift (celerity, accelerate)
Clin= lean or bend (inclination, recline)
Clud, clus= close or shut (conclude, recluse)
Curr, curs= run (current, cursory)
Dic, dict= speak or say (indicate, contradict)
Dign= worthy (dignity, indignant)
Duc, duct= lead (induce, ductile)
Equ= equal (equity, equanimity)
Fac, fact, fect, fic= make or do (facile, factory, infection, fiction)
Fer= bear or carry (fertile, confer)
Fid= faith or trust (confide, infidelity)
Fin= end (infinite, final)
Flect, flex= bend (reflect, flexible)
Fort= strong (fortitude, fortify)
Frag, fract= break (fragile, fracture)
Fug= flee (fugitive, refugee)
Gen= kind, race, birth (generate, generic, generation)
Grad, gress= step or go (graduate, digress)
Grat= pleasing (gratitude, congratulate)
Integr= entire or whole (integrate, integral)
Ject= throw (inject, projection)
Junct= join (conjunction, juncture)
Lat= carry (translation, dilate)
Leg, lig, lect= Choose or gather (legible, eligible, collect)
Liber= free (liberate, libertine)
Loc= place (dislocate, local)
Luc, lum= light (translucent, illuminate)
Magn= great (magnitude, magnificent)
Man= hand (manufacture, manual)
Micro= small (microscope, microfilm)
Migr= wander (migrate, immigration)
Mit, miss= send (admit, submission)
Mon= advise or remind (admonish, monument)
Mort= death (immortality, mortal)
Mult= many (multitude, multifarious)
Mut= change (mutation, transmute, immutable)
Nat= born (natal, innate)
Neg= deny (negate, renege)
Nov= new (novelty, novice, innovation)
Oper= work (cooperation, operate)
Pel, puls= drive (compel, expulsion)
Pet= seek (impetus, petition)
Plic= fold or bend (complicate, implicate)
Pon, pos= place or put (component, compose)
Port= carry or bring (porter, import)
Poten= powerful (potentate, impotent)
Prot= first (protagonist, prototype)
Quer, quir, quis, ques= ask or seek (query, inquiry, inquisition, quest)
Reg, rig, rect= rule or govern (regent, rigid, corrective)
Rupt= break (rupture, erupt, interruption)
Sci, scio= know (conscious, omniscient)
Scrib, script= write (describe, prescription)
Sec, sect= cut (bisect, secant)
Sent, sens= feel or think (sentiment, sensible)
Sequ, secut= follow (sequel, consecutive)
Solv, solu= loosen (dissolve, absolution)
Spec, spect, spic= look or appear (specimen, prospect, conspicuous)
Stat, stab= stand (status, stability)
Teg, tect= cover (tegument, detect)
Ten, tain= hold or reach (tenant, tension, retain)
Term= end (terminal, terminate)
Tract= draw (attract, extract)
Umbra= shade (umbrella, umbrage)
Urb= city (suburb, urban)
Vac= empty (vacate, evacuation)
Val, vail= be strong (valid, prevail)
Ven, vent= come (convene, prevention)
Ver= true (veracity, aver)
Vert, vers= turn (convert, reverse)