VOCABULARY: PREFIX AND SUFFIX Dr. Sunarsih, M.A.
BASIC WORD PARTS Words are made up of word parts: prefixes, suffixes, and roots.
Prefixes are syllables that precede the root or stem of a word and change or refine its meaning.
COMMON PREFIXES Prefix
Meaning
Illustration
inter
between, among
intervene: come between International: between nations Interjection: a statement thrown in
mis
bad, improper
Misdemeanor: minor crime; bad conduct Mischance: unfortunate accident Misnomer: wrong name
re
again, back
Reiterate: repeat Reimburse: pay back
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PREFIXES
Roots are basic word elements that have been carried over into English. Stems are variations of roots brought about by changes in declension or conjugation.
COMMON ROOTS AND STEMS Root or Stem
Meaning
Illustration
fort
strong
Fortitude: strength, firmness of mind Fortification: strengthening Fortress: stronghold
labor, laborat
to work
Laboratory: place where work is done Collaborate: work together with others Laborious: difficult
omni
all
Omniscient: all knowing Omnipotent: all powerful Omnivorous: eating everything
Suffixes are syllables that are added to a word. Occasionally, they change the meaning of the word; more frequently, they serve to change the grammatical form of the word (noun to adjective, adjective to noun, noun to verb).
COMMON SUFFIXES Suffix
Meaning
Illustration
able, ible
capable of Portable: able to be carried (adjective suffix) Interminable: not able to be limited Legible: able to be read
fy
to make (verb suffix)
Magnify: enlarge Petrify: turn to stone Beautify: make beautiful
ist
dealer, doer (noun suffix)
Fascist: one who believes in a fascist state Realist: one who is realistic Artist: one who deals with art
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RESOURCES
Green. 2006. Barron’s Critical Reading Workbook for the SAT. The United States of America: Barron’s Educational Series, Inc.
Suprianto, Bambang. Critical Reading. ITB.