List of Prefixes and Suffixes

Here is a list of the most common prefixes:

PREFIX	MEANING	EXAMPLES
ante-	before	antenatal, anteroom, antedate
anti-	against, opposing	antibiotic, antidepressant, antidote
circum-	around	circumstance, circumvent, circumnavigate
co-	with	co-worker, co-pilot, co-operation
de-	off, down, away from	devalue, defrost, derail, demotivate
dis-	opposite of, not	disagree, disappear, disintegrate, disapprove
em-, en-	cause to, put into	embrace, encode, embed, enclose, engulf
epi-	upon, close to, after	epicentre, episcope, epidermis
ex-	former, out of	ex-president, ex-boyfriend, exterminate
extra-	beyond, more than	extracurricular, extraordinary, extra-terrestrial
fore-	before	forecast, forehead, foresee, foreword, foremost
homo-	same	homosexual, homonuclear, homoplastic
hyper-	over, above	hyperactive, hyperventilate
il-, im-, in-, ir-	not	impossible, illegal, irresponsible, indefinite
im-, in-	into	insert, import, inside
infra-	beneath, below	infrastructure, infrared, infrasonic, infraspecific
inter-, intra-	between	interact, intermediate, intergalactic, intranet
macro-	large	macroeconomics, macromolecule
micro-	small	microscope, microbiology, microfilm, microwave
mid-	middle	midfielder, midway, midsummer
mis-	wrongly	misinterpret, misfire, mistake, misunderstand
mono-	one, singular	monotone, monobrow, monolithic
non-	not, without	nonsense, nonentity, nondescript
omni-	all, every	omnibus, omnivore, omnipotent
para-	beside	parachute, paramedic, paradox
post-	after	post-mortem, postpone, post-natal
pre-	before	prefix, predetermine, pre-intermediate
re-	again	return, rediscover, reiterate, reunite
semi-	half	semicircle, semi-final, semiconscious
sub-	under	submerge, submarine, sub-category, subtitle
super-	above, over	superfood, superstar, supernatural, superimpose
therm-	heat	thermometer, thermostat, thermodynamic
trans-	across, beyond	transport, transnational, transatlantic
tri-	three	triangle, tripod, tricycle
un-	not	unfinished, unfriendly, undone, unknown
uni-	one	unicycle, universal, unilateral, unanimous listed some of the most common suffixes below: