Prefixes 1
Prefixes 2
Root Words
Parts of Speech
100

anti-

(as in anti-social or or antibiotic)

not / against / the opposite of

100

pre-

(as in prefixes or preview) 

before

100

phobia

(as in claustrophobia or autophobia)

fear

100

You should always tell the truth

noun

200

dis-

(as in disappear or disinterested)

not / the opposite of

200

auto-

(as in autopilot or autobiography)

self

200

cardio

(as in cardiology or cardiovascular)

heart

200

He reluctantly agreed to help me with my homework. 

adverb

300

sub-

(as in submarine or substandard)

under / below

300

de-

(as in defrost or devalue) 

opposite / take away

300

dermis

(as in epidermis or dermatology)

skin

300

Please, go now before it's too late. 

adverb

400

circum-

(as in circumference or circumvent)

around

400

inter-

(as in interact or interrupt)

between / among / with

400

lum

(as in luminary or illuminated)

light

400

My dog can never get enough attention.

adjective

500

omni-

(as in omnipresent or an omniscient narrator)

all

500

tele-

(as in telephone or television)

from a distance / across a distance

500

vor

(as in voracious or herbivore) 

to eat

500

Reading is fun if you read something you're interested in.

verb

M
e
n
u