therm
path
phil
100

 Relating to heat.

What is thermal.

100

 Lack of interest, enthusiasm or concern.

What is apathy?

100

 The study of knowledge, reality, and existence.

What is philosophy?

200

 A device that regulates temperature.

What is a thermostat?

200

 The science of the causes and effects of disease.

What is pathology?

200

 A person who collects or has a great passion for books.

What is bibliophile?

300

 An instrument for measuring temperature.

What is a thermometer?

300

Feelings of pity and sorrow for someone else’s misfortune.

What is sympathy?

300

 A city in SE Pennsylvania, on the Delaware river.

What is Philadelphia?

400

An instrument that produces an image that represents a record of temperature over time.

What is a thermograph?

400

 To understand and share the feelings of another.

What is empathize.

400

The science of the causes and effects of disease.

What is pathology?

500

I am an adjective.

What is Thermal?

500

I am a verb.

What is empathize?

500

I am a proper noun.

What is Philadelphia?