Prefixes and suffixes

Prefixes are often used to form a negative. Suffixes can be used to form different parts of speech, for example to change a noun into an adjective.

Prefixes un- • in- • dis- • il- • ir- • im- • mis- 
Suffixes -ive • -less • -ous • -able • -worthy • -ful • -ish

Make the words in the left column negative using the correct prefix. Make the words in the right column into adjectives using the correct suffix.

Prefixes
  concious 
understand
kind
use
loyal
appropriate
mature
legal
polite
responsible
popular
appear
relevant
logical
reliable
efficient
respectful
decisive
successful
holy
 
Suffixes
  help 
read
sense
hope
thought
child
use
danger
forget
count
cloud
trust
break
power
road
renew
mountain
care
home
select

Alternative answers for the suffix column are: helpless, hopeless, thoughtful, childless, useful, forgetable, countless, trustful, powerless, careless, selectable



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