Dictionary of Prefixes and Suffixes: Useful English Affixes

Affixes, Prefixes and Suffixes

AFFIX
A letter or group of letters added to the beginning or end of a word to get a new word with a changed meaning.
Examples –
im- in impossible; inter- in international
-able in agreeable; -er in learner

English Affixes could be divided into two groups:
Prefixes and Suffixes

PREFIX
A letter or group of letters added to the beginning of a word to get a new word with a changed meaning.
Examples –
im- in impossible; inter- in international; un- in unaffected

SUFFIX
A letter or group of letters added to the end of a word to get a new word with a changed meaning.
Examples –
-able in agreeable; -er in learner; -ness in quickness

 
Prefixes and Suffixes – A

ENGLISH PREFIXES – A

a-
Used to form: nouns, adjectives, adverbs
Meaning: not, without
Examples:
acellular / apolitical / atheism / atheist / atypical
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ad-
Used to form: nouns and verbs
Meaning: addition, tendency
Examples:
adjoin / adjudge / admixture
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ambi-
Used to form: nouns, adjectives and adverbs
Meaning: referring to both of two
Examples:
ambidexterity / ambidextrous / ambivalence / ambivalent
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ante-
Used to form: nouns, adjectives and verbs
Meaning: before; in front of
Examples:
antedate / antenatal / anterior / ante-room
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anti-
Used to form: nouns and adjectives
Meaning: opposed to; against | the opposite of | preventing
Examples:
anti-aircraft / anti-bacterial / antibiotic / antibody / anti-choice / anticlerical / anticlimax / anticlockwise / anticoagulant / anticyclone / antidepressant / antifreeze / anti-globalization / antigravity / anti-hero / anti-inflammatory / anti-lock / antioxidant / antiparticle / anti-personnel / antiperspirant / antipyretic / antiretroviral / antiseptic / antisocial / antitank / antitrust / antiviral / antivirus
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ENGLISH SUFFIXES – A

-able
Used to form: adjectives
Meaning: that can or must be done | having the quality or characteristic of
Examples:
agreeable / approachable / avertable / avoidable / believable / breakable / calculable / changeable / comfortable / computable / controllable / curable / desirable / enjoyable / escapable / excitable / exploitable / fashionable / imaginable / manageable / moveable / noticeable / observable / payable / preventable / quantifiable / ratable / readable / reckonable / recognizable / reputable / respectable / serviceable / stoppable / taxable / transferable / transportable / understandable / usable / washable / wearable / workable

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