dis- de-
in- & im-
a- ab- ad-
ex- pro-
con- com-
re- be-
per- pre-
100

To get rid of some old toys

discard

100

Your plan to do outdoor exercise every day.

intention

100

To tell the truth about something, even though it’s embarrassing.

admit

100

To suggest a plan for saving electricity at our school

propose

100

A large amount of oil has been spilled into a river

contaminated

100

To feel sorry about not studying hard enough to pass the test

regret

100

To keep trying to do something

persist

200

You can taste the clear flavor of mustard in the stew

distinct

200

The teacher's comments motivate students to do their best work.

incentive

200

Really ridiculous

absurd

200

To keep somebody from entering a certain building.

exclude

200

     B * O * N * U * S

Get 50 points for every word you can list with the prefix con- in 20 seconds.

contact, contract, continue, conclude, confident, confirm, connect, consider, conservation, consist, consider, consume, continent, continual, contribute, conversation, convertible, convict, convince...

200

     B * O * N * U * S

Get 50 points for every word you can list with the prefix re- in 20 seconds.

readjust, reclaim, realism, recapture, reconnect, reconsider, record, redundant, refusal, regret, rejoin, relax, reinvent, reliable, remain, repay, reprit, reproduce, resemble, resent, respond, restart, restrain, return, reuse, reverse

200

To say when the chicks will hatch from their eggs

predict

300

Your dog’s barking takes your attention away from your homework

distract

300

Adults have an effect on how a teenager handles a car

influence

300

Organizing and managing the classroom.

administers

300

Appearing on the outside of a computer

external

300

To point out the differences

contrast

300

Someone you trust hurts you

betray

300

Belonging to you

personal

400

Needing their parents' help in order to survive

dependent

400

An event that people around the world will remember forever.

immortal

400

The high-speed train in China surprises most people

astonishes

400

Someone says a fish is twice as big as it really was

exaggerates

400

To understand something

comprehend

400

To take pictures of a friend’s birthday party to remember the decorations

record

400
Teeth that replace baby teeth and then last for the rest of your life

permanent