re-
bi-
dis-
tele-
uni-
100

To read again

What is reread?

100

A vehicle with two wheels

What is a bicycle?

100

To become invisible

What is disappear?

100

An instrument to speak over a long distance

What is telephone?

100

An educational institution 

What is university?

200

To write again

What is rewrite?

200

Walking on two legs

What is bipedal?

200

to differ in opinion

What is disagree?

200

An instrument for seeing pictures from a distance

What is television?

200

A vehicle having one wheel

What is unicycle?

300

To try again

What is retry?

300

Speaking two languages

What is bilingual?

300

To find something or someone unexpectedly

What is discover?

300

A system pf long and short taps used to transmit messages over long distances

What is telegraph?

300

A fantasy animal with one horn

What is a  unicorn?

400

To visit again, or consider again

What is revisit?

400

Eyeglasses which enlarge far away objects

What are binoculars?

400

A person who is not honest

What is dishonest?

400

An instrument for seeing stars and planets

What is a telescope?

400

Clothing  worn by all members of a group

What is a uniform?

500

To sell again

What is resell?

500

Occuring twice a year

What is biannual?

500

To not like something or someone

What is dislike?

500

A written message sent from long distances 

What is a telegram?

500

Workers who seek fair treatment and equal pay

What is a union

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