Use the word back as a noun and a verb.
Noun: body part
Verb: give financial, material, or moral support to
Use the word change as a noun and a verb.
Noun: money, the act or instance of making or becoming different.
Verb: make (someone or something) different; alter or modify, replace (something) with something else, especially something of the same kind that is newer or better; substitute one thing for (another)
Use the word fall as a noun and a verb.
Noun: time of year
Verb: move downward, typically rapidly and freely without control, from a higher to a lower level, lose one's balance and collapse
Use the word nail as a noun and a verb.
Noun: a small metal spike
Verb: fasten to a surface or to something else with a nail or nails. "nail the edge framing to the wall"
Use the word bark as a noun and a verb.
Noun: tree covering or food
Verb: what a dog does
Use the word club as a noun and a verb.
Noun: an association or organization dedicated to a particular interest or activity
Verb: go out to nightclubs.
Use the word Fire as a noun and a verb.
Noun: burning
Verb: dismissed from a job,
Use the word train as a noun and a verb.
Noun: a series of railroad cars moved as a unit by a locomotive or by integral motors.
Verb: teach (a person or animal) a particular skill or type of behavior through practice and instruction over a period of time.
Use the word bat as a noun and a verb.
Noun: flying mammal
Verb: sports equipment
Use the word cook as a noun and a verb.
Noun: a person who prepares food
Verb: prepare food
Use the word foot as a noun and a verb.
Noun: body part
Verb: to take responsibility for something (foot the bill, to travel on foot, etc)
Use sink as a noun and a verb.
Noun: a fixed basin connected to a water supply and drain, used for washing in kitchens or bathrooms
Verb: become submerged
Use the word break as a noun and a verb.
Noun: a short rest
Verb: to shatter or stop working
Use the word cool as a noun and a verb.
Noun: a fairly low temperature, the quality of being fashionably attractive or impressive
Verb: become or cause to become less hot, recover from strenuous physical exertion by doing gentle stretches and exercises; warm down
Use the word bank as a noun and a verb.
Noun: the land alongside or sloping down to a river or lake, a financial establishment
Verb: tilt or cause to tilt sideways in making a turn
Use pound as a noun and a verb.
Noun: weight
Verb: to hit
Use the word bug as a noun and a verb.
Noun: insect
Verb: annoy
Use the word cut as a noun and a verb.
Noun: a long, narrow incision in the skin made by something sharp
Verb: divide into pieces with a sharp implement
Use the word light as a noun and a verb.
Noun: the natural agent that stimulates sight and makes things visible. "the light of the sun"
Verb: make (something) start burning; ignite
Use Scratch as a noun and a verb.
Noun: the result of an action. (there is a scratch in the car door)
Verb: the action of scratching something.