| A | B |
| opera-, opus- | work (operable, opus) |
| pac- | peace (pacify, pacific) |
| par- | equal, prepare (parity, disparate) |
| pater- | father (paternal, patriarch) |
| path- | feeling (apathy, pathetic) |
| ped-, pod- | foot (pedestrian, podium) |
| pel-, puls- | push (expel, compulsory) |
| pen- | punish (penal, penitent) |
| pend-, pond | hang, weight (append, ponderous) |
| pet- | go towards, assail (petulant, impetuous) |
| petr- | stone (petrify, petroglyph) |
| phil- | love (philanthropy, technophile) |
| phob- | fear (phobic, claustrophobic) |
| phon- | sound (phonetic, megaphone) |
| pict- | show, paint (pictorial, depiction) |
| plac- | soothe, appease (placid, implacable) |
| plaud-, plaus- | applause (plaudit, implausible) |
| pleb- | people (plebeian, plebiscite) |
| plen- | full (plenipotentiary, replenishing) |
| pli-, plic-, ply- | fold (pliable, explicate) |
| plur-, plus- | more (plurality, surplus) |
| poli- | society (political, cosmopolitan) |
| pon-, pos- | put, place (postpone, posit) |
| pop- | people (populace, repopulate) |
| port- | carry (portable, import) |
| pot- | power (potentate, impotent) |
| preci- | value (precious, depreciate) |
| preh- | take, seize (prehensile, apprehend) |
| prim- | first (primacy, primordial) |
| priv- | separate (privilege, deprivation) |
| prob- | prove (probability, probation) |
| proxi- | near (proximity, approximate) |
| psych- | mind (psyche, psychic) |
| pug-, pun- | fight, hurt (expunge, punitive, repugnant) |
| purg- | clean (purgative, expurgated) |
| put- | think, consider (putative, repute) |
| pyr- | fire (pyre, pyromaniac) |
| quer-, ques-, quir- | ask (querulous, inquest) |
| quie- | quiet, rest (acquiescence, requiem) |
| rad- | ray (radiant, irradiate) |
| rap- | seize (rapacious, rapt) |
| rect- | right (rectify, correct) |
| reg- | guide, rule (regal, regimen) |
| rid-, ris- | laugh (ridicule, risible) |
| rupt- | break (rupture, abrupt) |
| sacr-, secr-, sanct- | sacred, holy (sacrilege, sanctuary) |
| sag-, sap- | wise, know (sagacious, sapient) |
| salu- | health (salutary, salubrious) |
| salv- | save (salvage, salvation) |
| sang- | blood (sanguine, consanguinity) |
| sani- | health (sanitarium, unsanitary) |
| sat-, sati- | fill, enough (sate, insatiable) |
| scen- | climb (transcend, descendent) |
| sci- | know (science, omniscient) |
| scrib-, scrip- | write (transcribe, inscription) |
| sec-, seg- | cut (intersection, segment) |
| sed-, sid- | sit, settle (sediment, preside) |
| sem- | seed, sow (seminal, disseminate) |
| sens-, sent- | feel, think (sensory, sentient) |
| seps-, sept- | rotten (sepsis, aseptic) |
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