Stay Hydrated
100

Don't forget to consume Dihydrogen Monoxide after the meal.

Water

200
Make sure to be there in time as it won't wait for you. Choo choo!

Train

300

This stunning feature form when a river flows over a vertical drop, prominent example being Niagara.

Waterfall

400
As a member of the fruit family, it surely gives you lots of what is required for this prompt.

Watermelon

500

I don't get it! With so much water, how can THIS system make them flow away.

Drainage

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