| A | B |
| atmo (ATMOsphere, ATMOspheric) | vapor |
| cardio (CARDIOvascular, CARDIOlogy) | heart |
| cosmo (COSMOs, microCOSM) | word or universe |
| counter (COUNTERact, COUNTERproductive) | against |
| cranio (CRANIum, intraCRANIal) | skull |
| cyclo (CYCLOne, CYCLOtron, CYCLical) | circle |
| gno (aGNOstic, proGNOsis) | know |
| oss (OSSify, OSSification) | bone |
| monger (fishMONGER, warMONGER) | seller |
| sept (SEPTember, SEPTugenarian) | seven |
| xeno (XENOmorph, XENOphbia) | stranger |
| vas cardioVAScular, VASoconstrictor) | vessel |
| fore (FOREhead, FOREboding, FOREcast) | front |
| ish (greenISH, outlandISH, squeamISH) | like |
| less (hopeLESS, pointLESS) | without |
| baro (BAROmeter, BAROmetric) | pressure |
| ferro (FERRous, FERROmagnetic) | iron |
| quasi (QUASar, QUASI-military, QUASI-official) | somewhat |
| nesia (polyNESIA, AustroNESIA) | island |
| lepsy (narcoLEPSY, epiLEPSY) | attack |
| let (bookLET, pigLET) | little |
| nano (NANOsecond, NANOprobe) | billionth |
| pico (PICOsecond, PICOgram) | trillionth |
| ideo (IDEOolgy, IDEalism) | idea |
| xylo (XYLOphone, XYLOtomy) | wood |