Prefix Meaning
Fill in the Prefix
Prefix in Action
Prefix Definitions
Synonyms with Prefixes
100

What does the prefix un- mean?

Not, against, opposite.

100

frost (meaning opposite of frost)

Defrost.

100

The explorers discovered a hidden cave. What is the prefix in the word?

Dis-

100

Which prefix means "away from"?

Ab-

100

The synonym for to return is?

Re-

200

What does the prefix ad- mean?

To, toward, near.

200

_cover (meaning opposite of cover)

Uncover.

200

The company decided to advance the meeting. What is the prefix in the word?

Ad-

200

Which prefix means "in, into; not"?

In- or Im-

200

The synonym for wrongly understand is?

Misunderstand

300

What does the prefix mis- mean?

Wrong, bad, badly.

300

_school (meaning before school)

Preschool.

300

I will enclose the documents in the envelope. What is the prefix in the word?

En-

300

Which prefix means "opposite"?

De-

300

The synonym for in very much is?

Permit (Per-)

400

What does the prefix en- mean?

In, within.

400

_allow (meaning not allowed)

Disallow.  

400

The team had to confess their mistake. What is the prefix in the word

Con-

400

Which prefix means "out of, away from, lacking"?

Ex-

400

The synonym for out of sight is?

Exit (Ex-)

500

What does the prefix con- mean?

Fully, with, together.

500

_mit (meaning through or very much)

Permit.

500

The team planned to propel the ship forward. What is the prefix in the word?

Pro-

500

Which prefix means "for, forward"?

Pro-

500

The synonym for with together is?

Compare (Com-)