Vac
Grad
Gress
Meter
100

Evacuate

Bonus:

E- out of; away

-ate - cause to be

To cause to be empty

Realistic: to leave a place suddenly, usually in an emergency situation

100

Graduation

Bonus:

-ation - act or process

The act or process of stepping

Realistic: A ceremony in which one steps across the stage to receive a diploma

100

congress

Bonus:

con - with or together

To step with or together


Realistic: the part of our government that makes decisions about laws and policies.  They determine our country's next steps. 

100

centimeter

Bonus:

Centi - hundred or one hundredth

One hundredth of a meter

200

Medevac

Hint: it's a blended word

Medical evacuation - removing sick or injured people


200

Gradient

Bonus:

-ant/-ent (adj) - characterized by

Characterized by stepping or going


Realistic: a measure of how steep something is

200

digress

Bonus:

di - away

To step away

Realistic: to bring up something different from the main topic

200

diameter

Bonus:

dia - through

to measure through

Realistic: a line that goes through the center of a circle

300

vacate

Bonus:

-ate - cause to be

Cause to be empty

300

Gradual 

Bonus:

-al - having characteristic of

Having characteristics of stepping

Realistic: happening slowly over time

300

egress

Bonus:

E - out of; away

To step out or away

Realistic: to exit

300

kilometer

Bonus:

Kilo - thousand

One thousand meters

400

Vacation

Bonus:

-ation - act or process

The act or process of being empty

Realistic: leaving your house empty to go somewhere fun or relaxing

400

Graduate

Bonus:

-ate - cause to be

Cause to step

Realistic: to finish school (i.e. take your first "steps" in life)

400

Progress

Bonus:

Pro - forward

To step forward

400

Speedometer

An instrument that measures speed