+1. A portmanteau, a verbified noun, a nounified verb, and so on -- these "abuses" of language can help carry meaning in a way that random names cannot. That

+1. A portmanteau, a verbified noun, a nounified verb, and so on -- these "abuses" of language can help carry meaning in a way that random names cannot. That said, "functor" perhaps did sound to its originators like what "mappable" does to you (and me) now.