The explorer was audacious by ______.
An alloy is a _______ of metals.
There's a big reward for his _______.
Persistent precipitation is an unfortunate _______ of British weather.
Use tacks to fix the _______ frame.
A _______ eats the flesh of dead creatures.
Humidity is the amount of ________ in the air.
The walker set out on his hundredth _________.