Pre
Dis
ex
UN
RE
100

Preview

To see something beforehand

100

dislike

to not like

100

Exchange

Trade

100

Unfinished

not finished

100

remodel

To fix up/repair/replace

200

Prepaid

Pay before

200

Disorganized

messy, unorganized

200

Expand

to get bigger, grow

200

Unfriendly

Not friendly

200

reappear

To show up again

300

Pretest

A practice test before the actual test

300

distrust

Not trust

300

Exaggerate

To represent (something) as being larger, better, or worse than it really is.

300

unavailable

not available

300

Replace

provide or find a substitute

400

Preseason

Happening before the season.

400

Discontinue

To stop

400

Explosive

Something that is capable of exploding

400

uneasy

feeling that things are not right.

400
rediscover

discover again

500

Preheat

To heat up before use

500

Discover

To find/uncover

500

Excite

bring out or give rise to (a feeling or reaction).

500

unreasonable

not reasonable

500
reconsider

consider (something) again, especially for a possible change of decision regarding it.