Vowel Alternation:Long to Short Crossword

Our nose helps us ------.
Another way of saying, starting a fire.
Iron is a -------.
If you don't brush your teeth, you'll get a ------.
Something you could guess.
Plants are a part of ------.
Somewhere usually very dark and damp.
Doing something against the law is a -----.
When asking someone something and want to be polite, you say ------.
Someone who broke out of jail is a --------.
When using a computer, you have to ----.
To look through something again.
Someone who competes in different port challenges.
-------- is when something is catching fire.
Someone who is -------- is fit including being active.
If your exhausted, you gasp for a ------.
Blinking is something that is ------- since birth.
-------- is another way of saying the human race.
Having compassion is sometimes called being ------.
Somewhere you can find gems or minerals.
Another word for exact.
Something that is enjoyable is --------.
The act of revising.
The quality of being exact.