The document discusses prefixes and suffixes, which are groups of letters added to the beginning or end of words to modify or change their meaning. It provides examples of common English prefixes such as "un-", "dis-", "il-", "im-", "in-", "ir-", "co-", "mis-", and "re-" and their meanings. It also gives examples of common suffixes added to the end of words to form adjectives, nouns, or verbs, such as "-able", "-al", "-ent", "-ful", "-less", "-ic", "-ish", "-ive", "-ous", "-ly", as well as other suffixes like "-ness", "-ity", "-ence", "-th", "-ion",

2. un-+ adjective/noun/verb unfair, unpack, unemployment
dis-+adjective/noun/verb disrespectful, dislike
il-(+l)adjective/noun illogical, illegal, illegibility
im-(+m/p) adjective/noun immoral, imperfect, impossibility
in-+adjective/noun indirect, incompetent
ir-(+r) adjective/noun irrational, irregularity
co-(=together with) coexist, coeducation
mis-(=bad/wrong) miscalculate, misguided
re-(=again) reunited, recreate, remarriage
over-(=too much) overdo, overcooked
sub-(=under/less/lower) submarine, subnormal
under-(=not enough) underfed, undergraduate
Prefix: is a group of words that are placed at the begining of a word, to
modify or change its meaning.

3. -able/-ible comfort-comfortable, like-likeable, response-responsable
-al accident-accidental, critic-critical, culture-cultural
-ent/-ant arrogance-arrogant, efficiency-efficient
-ful beauty- beautiful, harm-harmful, use-useful
-less care-careless,harm-harmless, worth-worthless
-ic/-ical sympathy, symphatetic,analysis-analytical
-ish baby-babish, fool-foolish, style-stylish
-ive act-active, expense-expensive, imagine- imaginative
-ous courage, courageous, fury-furious, humour-humorous
-(l)y guilt-guilty, salt-salty, wealth-wealthy
Forming adjectives-Suffix: Is a group of words placed at the end of a word,
to modify or change its meaning.

4. -ness bright-brightness, happy-happiness
-ity/-iety active-activity, various- variety
-ence intelligent- intelligence, patient-patience
-th warm-warmth, deep-deepth
-ion invent-invention, destroy-destruction
-ance/-ence disturb- disturbance, depend- dependence
-er/-or employ- employer, teach- teacher
-ee employ-employee, refuge- refugee
-ment advertise- advertisement, agree- agreement
-y discover- discovery, recover-recovery
-ian music-musician
-hood mother-motherhood
-ism race-racism
-ist science- scientist
-ship relation- relationship, friend- friendship
Forming nouns and forming verbs- Suffixes

5. Cognates
0 Is an easy word to remember because it looks and
means the same thing as a word you already know.

6. Cognates False cognates
actor advice
similar apt
elephant bank
color command
peace date
idea dessert
chocolate council
family injury
university macaroon
real mascot
Cognates vs. False cognates
http://www.saberingles.com.ar/curious/falsefriends.html