Some Productive Affixes

 

Noun-forming suffixes -er, -ing, -ness, -ism1 (materialism), -ist1 (impressionist), -ance
Adjective-forming suffixes -y, -ish, -ed (learned),-able, -less
Adverb-forming suffixes -ly
Verb-forming suffixes -ize/-ise (realize), -ate
Prefixes un- (unhappy), re- (reconstruct), dis- (disappoint)

 

Note. Examples are given only for the affixes which are not listed in the tables at p. 82 and p. 83.