And yet discussion is the name of the game here.
Socrates warned about misologia--the hatred of words. He said misologia was a form of misanthropia the hatred of being human. Hamlet too, was all strung up wid 'em.
The fact that dictionaries do what you say just goes to show you that language can never exhaust reality--a fact that ol' W. didn't take well too. He tried very hard to press language for more than it could carry.
Language is therefore political and has direction. And we could mean that in the old fashioned sense. It has direction toward or away from the polis: the community of human beings both as we know them to be and wish them to be.
The view that human beings are nothing if not rational is but an old-fashioned 18th century attempt to fix our nature for certainty. I think it is dangerous and can only be done at the expense of other things we know.
I think tame is on track with his last.