Category 1
Category 2
Category 3
100

Sparing or economical with regard to money/food

What is frugal?

100

A method of voice production used by male singers, especially tenors, to sing notes higher than their normal range

What is a falsetto?

100

An expression of sympathy, especially on the occasion of a death.

What is condolence?

200

Denoting, relating to, or operated by a liquid moving in a confined space under pressure

What is hydraulic?

200

Absolve (someone) from blame fr a fault or wrongdoing, especially after due consideration of the case

What is exonerate?

200

A partial or total loss of memory

What is amnesia?

300

The act of giving one's public approval/support to someone/something

What is an endorsement?

300
Communication/cooperation which facilitates a close, working relationship between people/organizations

What is liaison?

300

Make (a person/area) poor

What is impoverish?

400

(Of a horse) Move in a particular direction

What is canter?

400

A softer, usually edible part of a nut, seed, or fruit stone contained within its hard shell

What is a kernel?

400

One's opponent in a contest, conflict, or dispute

What is an adversary?

500

To waste time (be slow)

What is dawdle?

500

Reprimand someone severely

What is castigate?

500

A performance by 2 people, especially singers, instrumentalists, or dancers

What is a duet?