As far as science is concerned, there is not one iota of evidence to prove that life exists on other planets.

If you have the temerity to jump off the bridge even after hearing about the risk of instant death, you truly are a fool.

to make understood, to clarify, to shed light upon something.

to strike or blot something out; erase; obliterate.

The judge directed the court stenographer to expunge the last three paragraphs of witness's testimony because she was hysterical.  

a person's individual way of walking

We had slowed to a cautious gait and were feeling our way forward so as not to bump into the trees.

to steal something.

Jeremy must have purloined a copy of the school's master key because that is the only way he could have gotten into the cafeteria without breaking a window.

(capacity, capaciously, capaciousness) - containing or capable of containing a large amount of something.

That mini-van has a capacious storage area which makes it an ideal choice for larger families.

a feeling of fear that causes you to hesitate because you think something bad or unpleasant is going to happen.

becoming angry very easily : having a bad temper.

Unlike his twin brother who never seems to get upset, Colin is irascible and gets angry very quickly.

pithy

using few words in a clever and effective way.