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Prefixes

A prefix is an element placed at the beginning of a word to adjust or qualify its meaning. Here, we will explore some of the most common prefixes .

Prefixes:

Here are examples of the most common prefixes in English and an indication of their meaning. Study the list.

Knowing the meaning of prefixes may make it easier for you to interpret words you don't know.

prefixmeaningwordword with prefix added
antiopposed to/againstbacterialantibacterial
autoselfpilotautopilot
dedown/away/completely/removal/reversalcampdecamp
disnegation/ removal/expulsionadvantagedisadvantage
downreduce/lowergradedowngrade
extrabeyond/more thanordinaryextraordinary
hyperextremeactivehyperactive
il, im, in, irnotprobableimprobable
interbetweenactiveinteractive
megavery big/important/one million

city
watt

megacity
megawatt

midmiddlenightmidnight
misincorrect/badlyalignmisalign
nonnotfatnonfat
outgo beyondspendoutspend
overtoo much/more than enoughcookovercook
postafterscriptpostscript
pre beforeviewpreview
proin favour ofdemocracypro-democracy
reagainconsiderreconsider
semihalfcirclesemicircle
subunder/belowmarinesubmarine
superabove/beyondmodelsupermodel
teleat a distancecommunicationtelecommunication
transacrossgendertransgender
ultraextreme /extremelysoundultrasound
unremove/reverse/notmovedunmoved
underless than/beneathcookundercook
upmake or move highergradeupgrade

Explore:

Choose four prefixes and find as many words as possible where the prefixes are used.

Research:

A suffix is a morpheme attached to the end of a word to modify its meaning or change it into a different word class. Find the most common suffixes in English and place them in a table like the one for prefixes. Make sure you include the meaning of the suffixes, and examples.

Drag and drop:

Match each word with the correct prefix.