There are instances in which the correct word matters, not the OK word or the more or less descriptive word.
(This, of course, is coming from the woman who, as a four year old, asked her mom if she could postpone her nap because she wasn't tired at the moment. I used the perfectly appropriate word and got out of my nap. Life lesson learned. Check.)
In no particular order, then, here are a few of the most commonly used words historians sling at each other and what they mean. Followed by what they really mean: