time travel, lexicon-style

Now this is what I call a stone wall.

Merriam-Webster’s website has a feature I just discovered, called Time Traveler.  

They promote it as a way to see all the words used for the first time in a given year. So for example, in 1880.   I stumbled across this because I wondered when the verb stonewall first came into use. 

Before you dissolve into puddles of delight, there are some issues to consider.  A word may be widely used in a community before it ever finds its way into print, so this kin...