ch 1 prefixes

to change the prefix is to change the

meaning

to change the suffix is to change the

part of speech

ante-

before, in front of

ie- antecedent, antenatal

ben(e)-

well

ie- benefit, benevolent

contra-

opposite, against

ie - contraception, controversial

de-

down, away, off

ie- decongestant, defecation

extra-

outside, beyond

ie- extraterrestrial, extrovert

infra-

below

ie- infrared, infrasonic

inter-

between, among

ie- intermediate, intermittent

intra-

within

ie- intravenous, introvert

juxta-

by the side of, close to

ie- juxtaposition, juxta-articular

mal(e)-

badly, poorly

ie - malevolent, malnutrition

per-

through

ie- perforation, perspiration

post-

after, behind

ie- postnatal, postoperative

pre-

before, infront of

ie- precancerous, premolar

pro-

forward, in front of

ie - prolapse, protrusion

retro-

backward, behind

ie- retrograde, retrovirus

se-

apart, aside, away

ie- secrete, segregation

supra-

above

ie- supersonic, supervise

ultra-

beyond

ie- ultrasound, ultraviolet