Bi/inter
Cent/Cir
Ex/Mono
Sub/Super/Mono
Multi/Hydro
100

The store has a biannual sale. Biannual means...

Twice a year

100

The town is having a centennial celebration. Centennial means...

100 year anniversary

100

Dinosaurs became extinct millions of years ago. Extinct means...

Out of living members 

100

I am a monolingual speaker. Monolingual means...

One language 

100

The antennae was multidirectional. What does multidirectional mean? 

Capable of moving many different directions

200

The new student was bilingual. Bilingual means

speaks two languages

200

The church was built nearly a century ago. Century means...

100 years

200
I took a deep exhale and started my speech. Exhale means...

to breathe out

200

The picture was monochrome. Monochrome means...

In one shade/color

200

He is a multimillionaire. Multimillionaire means...

Many millions

300

I went to get a snack during intermission. Intermission means...

A break between acts

300

The blood circulates throughout the body via veins and arteries. Circulates means...

moves around

300

America has few exports compared to other countries. Export means...

send out of the country to sell

300

Ben Stein is known for speaking very monotone. Monotone means...

speaking only in one tone, no variation

300

They prince was exiled after he lost the war. Exiled means...

Cast out, sent out of his country

400

An international agreement was proposed. International means...

between two nations/ countries

400

She measured the circumference of the circle. Circumference means...

The measurement around a circle. 

400

Josie felt excluded from the group. Excluded means...

left out

400

He told his subordinates what to do. Subordinate means...

The people who work under his authority/control

400

Hydroelectric power is used on our college campus. Hydroelectric means...

Electricity made by water

500

She signed up for the intermediate level course. Intermediate means...

level between beginner and pro
500

Magellan tried to circumnavigate the world. Circumnavigate means...

Navigate around 

500

Ticketmaster has a monopoly on concert ticket sales. Monopoly means...

one company that has exclusive control of a supply or service

500

The subheading read, "The Beginning." Subheading means...

A heading given to a subsection of a piece- under the heading

500

Many athletes participate in hydrotherapy for their sore muscles. Hydrotherapy means...

Therapy given by water