Numbers
If I know the prefix "bi," then I know that a bicycle has how many wheels?
Two
Create the word meaning not valid.
Invalid
How many events would you compete in if you entered a triathlon?
Three
The prefix semi- means...
half
What is the name for a mythical creature with one horn?
Unicorn
What prefix means "opposite of"?
dis-
What is the name for something you ride with three wheel?
Tricycle
What prefix means "before"?
pre-
The word for something that happens every two weeks:
Biweekly
The prefixes un- and non- mean..
not