Nouns - Who, What Dun It
Verbs - Action being done
Adjectives - How many, What kind, Which One
Adverbs - Where, When, How, To What Extent
100

An abode

What is a dwelling place?

100

Assuage

To lessen the intensity of or relieve pain?

100

Burnished

What does metal look like when polished by rubbing it?

100

Tortuously

How does a road twist, turns & wind?

200

A Cataract

What is a large waterfall?

200

Dwindle

To steadily decrease or shrink?

200

Diffuse

What is scattered, or not concentrated?

200

Wistfully

How is a yearning or desire tinged with sadness indicated?

300

An Ewer

What is a vase-shaped pitcher or jug?

300

Fare

To perform in a particular situation/period of time?

300

Swathed

How is something is bound, wrapped, or swaddled?

300

Thrice

How many times is three?

400

Mead

What is:

1) an ancient sweet ale made with honey or 

2) a meadow?

400

Foil

To be defeated, prevented, or thwarted?

400

Toilsome

What involves hard or tiresome work?

500

Pestilence

What is a fatal epidemic/disease like the plague?

500

Wrought

To be made or crafted?