> One can object to the latter and not the former, precisely because which word pulls the metaphorical lever on which mental experience, changes between those situations.
One can - but not by just grepping for the character string and plotting a graph of the counts.
Indeed. As others in the replies have pointed out, the word "retard" in particular here is suffering from… I was going to say the Scunthorpe effect, but it's a different problem even though it is still automated.