er
ir
ur
w+or
Challenge
100

A green leafy plant with no flowers.

fern

100

Loose soil or earth; the ground.

dirt

100

The short, fine, soft hair of certain animals.

fur

100

The place where someone is employed.

work

100

"er" word: At a higher level or layer than.

over

200

A word used to describe an action.

verb

200

To quickly move a liquid in order to mix it thoroughly.

stir

200

Destroy, damage, or injure by heat or fire.

burn

200

Crawling invertebrate animals with long, slender soft bodies and no limbs.

worm

200

"er" word: Respectful language used to address a man older than oneself.

mister

300

This means to combine to form a single object.

merge

300

This is the sound that a bird or a cricket makes.

chirp

300

To stand or ride on a wave towards the shore.

surf

300

The earth, together with all of its countries, peoples, and natural features.

world

300

"ur" word: A slow-moving reptile, enclosed in a scaly or leathery domed shell.

turtle

400

A person who works at an office, typically to keep records.

clerk

400

Coming before all others in time or order.

first

400

A small bag used to carry everyday personal items.

purse

400

Less good or desirable. More ill or unhappy.

worse

400

"ir" word: A feeling of needing or wanting to drink something.

thirst
500

Writing arranged with a metrical rhythm, a line of poetry.

verse

500

This is the first compound counting number. Triskaidekaphobia is the fear of this number, but in countries like Italy and France it is considered very lucky.

thirteen

500

A person trained to care for the sick in a hospital.

nurse

500

A puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.

crossword

500

"w+or" word: A state of anxiety and uncertainty over actual or potential problems.

worry