Its like a box of incomplete scrabble pieces are tossed on a table, and they try to make “sounds” out of them.
But, the person is a Congress Critter. If you are going to call them out on the “floor” it would make sense to make sure you have their name right.
There is some honus on the pronouncer...but also the need for grace on the part of individual with a name so “unique” in common circles that it will likely create issues for those addressing you.