For my own part, I endorse being more precise and eschewing ambiguous labels altogether. I don't usually find it too difficult to talk about being explicit about the evidence and reference classes supporting my conclusions, or accepting counterarguments without becoming emotionally defensive, or whatever else I happen to be talking about.
But others' mileage clearly varies.
You see, I've seen the word "rationalism" used to mean all five of these things at different times:
Edited to reinstate that proposed solution, since this discussion is presumably finished.