Suffix –ist = Means one who
abolitionist Someone who is against, or wants to abolish, slavery
antagonist Someone who is opposed to, or competes with someone else This is usually the one who fights against the hero.
Someone who is the leading character, hero, or heroine protagonist Someone who is the leading character, hero, or heroine of a play, movie, or story
Someone who studies human history archeologist Someone who studies human history
A doctor who studies X-rays radiologist A doctor who studies X-rays
Suffix –ful= means full of
harmful
beautiful
powerful
wasteful
thankful
prefix re-= back, again, against, behind What re- words do we already know?
rearrange
recopy
retrace
reunite
refurbish
prefix extra-= outside; outside of; beyond What extra- words do we already know?
extraordinary
extraterrestrial
extracurricular
extravagant
extraneous