| A | B |
| dia (diagonal; diaspora; diameter) | across |
| trans (transport; transition; translate; transient) | across |
| post (postgame; posterior; postpone) | after |
| re (review; recede; resonant; rescind) | again |
| anti (antigovernment; antipathy; antisocial) | against or opposite |
| contra (contrary; contradict; contraceptive; controversial) | against or opposite |
| counter (counterintuitive; counteract; counterproductive) | against or opposite |
| aer (aerobic; aerosol; malaria) | air |
| omni (omniscient; omnipotent; omnibus) | all |
| sol (console; solution; sole) | alone |
| ard (drunkard; laggard) | always |
| se- (segregate; separate) | apart |
| circum (circle; circumspect; circumsize; circus) | around |
| artis (art; artist; artifice; artifact; artisan) | art |
| ab (abnormal; absent; abrogate) | away |
| dis (disappear; distance; disturb; disavow) | away/apart |
| retro (retrogress; retrostyle; retrograde) | backward |
| dys (dysphasia; dystrophy) | bad |
| mal (malpractice; malady; malnourished; malice) | bad |
| mis (mistake; misery; commiserate; misdiagnosed) | bad |
| calli (calligraphy; California) | beautiful |
| ante (anteroom; anterior; antequated; antique) | before |
| pre (prepare; prediction; predisposition) | before |
| cred (incredible; credulous; credible; creed) | believe |
| flex, flect (flex, reflex, flexible, flexor, inflexibility, reflect, deflect ) | bend |