Prefixes
Suffixes
Root Words
Base Words
Definitions
100

re

again
100

ing

action or process

100

geo

earth

100

playful

play

100

prefix

letters added to the beginning of a word to change the meaning

200

pre

before

200

er/or

someone or something that does something

200

bio

life

200

breaking

break

200

base word

the part of a word that can stand alone

300

non

not

300

able

able to

300

hydro

water

300

nonsense

sense
300

suffix

letters added to the end of a word to change the meaning

400

mis

bad or wrong

400

less

without

400

graph/gram

to draw or write

400

preschool

school

400

morphology

the study of how words are formed

500

un

non

500

ful

full or full of

500

thermal

heat

500
rearrange

arrange

500

morpheme

the smallest unit of letters that has a meaning

M
e
n
u