Prefixes List in English Grammar (Download Pdf)

Prefixes are a group of some letters that are placed before the root of a word, for example, the word subeditor consists of the prefix sub-, combined with the root or stem word editor. Below is the list of the most common prefix words.

• uni –
• under –
• un –
• tri –
• trans –
• therm –
• super –
• sub –
• semi –

Prefixes List

• uni –

Means: one

Examples: unicycle, universal, unilateral, unanimous

• under –

Means: under

Examples: understand, undersea

• un –

Means: not

Examples: unfriendly, unsatisfied

• tri –

Means: three

Examples: triangle, tripod, tricycle

• trans –

Means: across

Examples: transatlantic, transport

• therm –

Means: heat

Examples: thermometer, thermodynamic

• super –

Means: above

Examples: superman, superstar, supernatural

• sub –

Means: under

Examples: subeditor,
subterranean

• semi –

Means: half

Examples: semicircle, semifinal

• re –

Means: again

Examples: rewrite, reread, return, review

• pro –

Means: forward

Examples: proceed, promote, propose, progress

• pre –

Means: before

Examples: prefix, pre-intermediate, preschool

• post –

Means: after

Examples: postmortem, postpone

• para –

Means: beside

Examples: parachute, paradox

• over –

Means: too much

Examples: overload, overdo, overact, overboard, overdose, overweight

• over –

Means: over

Examples: overlook, overdue

• omni –

Means: all, every

Examples: omnibus, omnivore, omnipotent

• non –

Means: not, without

Examples: nonsense, nonverbal, nonstick, nonspecific

• mono –

Means: one, singular

Examples: monotone, monolithic

• mis –

Means: wrongly

Examples: misinterpret, misfire, misunderstand

• mis –

Means: wrong, wrongly

Examples: misjudge, misinterpret, mismatch, misplace

• mid –

Means: middle

Examples: midterm, midwest, midstream, midway, midnight

• micro –

Means: small

Examples: microscope, microbiology, microfilm, microwave

• macro –

Means: large

Examples: macroeconomics, macromolecule, macromolecular

• ir –

Means: not

Examples: injustice, impossible, irregular

• intra –

Means: between

Examples: intranet, intrapersonal, intransitive

• inter –

Means: between

Examples: international, interact

• infra –

Means: beneath, below

Examples: infrastructure, infrared, infrasonic

• in –

Means: in

Examples: infield,
infiltrate

• im –

Means: not

Examples: imbalance

• il –

Means: not

Examples: illegal

• hyper –

Means: over, above

Examples: hyperactive, hyperbole, hyperventilate

• homo –

Means: same

Examples: homosexual, homonuclear, homocentric, homoplastic

• fore –

Means: before

Examples: forecast, forehead, foresee, foremost

• extra –

Means: beyond, more than

Examples: extracurricular, extra-economic, extraordinary,

• ex –

Means: former, out of

Examples: ex-president, ex-boyfriend, ex-girlfriend

• epi –

Means: upon, close to, after

Examples: epi-centre, episcope

• en –

Means: cause to

Examples: encode, encounter, engulf

• em –

Means: cause to, put into

Examples: embrace, emphasize, embed

• dis –

Means: not, opposite of

Examples: disconnect, disembark, disagree, disappear, disintegrate, disjoint, disapprove

• de –

Means: opposite, down, away from

Examples: decode, decompose, default demotivate

• co –

Means: with

Examples: co-worker, co-pilot, cooperative

• circum –

Means: around

Examples: circumstance, circumvent, circumference, circumnavigate

• auto –

Means: self

Examples: automobile, autobus, automatic

• anti –

Means: against

Examples: antifreeze, antithesis, antidepressant, antidote, antisocial

• ante –

Means: before

Examples: antenatal, anteroom, antedate, antecedent

Download this lesson on prefixes list a to z in English Pdf

Last updated on March 28th, 2024 at 11:13 am