Anti-

Example word- antibody

Meaning- opposed to; against

Circum-

Example word- circumvent 

Meaning- around 

Co-

Example word- Costco 

Meaning- with, together

com-

Example word- community 

Meaning- with,together

Con-

Example word- constitutional

Meaning- to do or believe

Contra-

Example word-Contraction

Meaning- against,in opposition 

En-

Example word- English 

Meaning- confin

Ex-

Example word- extraterrestrial 

Meaning- not or without

Extra-

Example word- extraordinary

Meaning- outside,beyond

Fore-

Example- foreign 

Meaning- situalter or placed in front

Inter-

Example word- internet

Meaning- in a grave or tomb

Intra-

Example word- intrastate

Meaning-within,inside,on the inside

Mega-

Example word- megameter

Meaning- a factor of one million 

Mid-

Example word- midway

Meaning- being at or near the middle of

Out-

Example word- outback

Meaning-moving or appearing to move away

post- 

Example word-postpone

Meaning-behind,after,later

pre-

Example word-prefix

Meaning-early,beforehand,in front of

pro-

Example word-prokaryotic

Meaning-forward,forth,towards the front

Sub-

Example word-subway

Meaning-under,below,beneath

Super-

Example word-superbowl

Meaning-above,beyond

trans-

Example word-translte

Meaning-across,beyond,through

Ultra-

Example word- ultrasound

Meaning-an extremist

Under-

Example word-undercover

Meaning- at a lower level below