>No, they were not
Not arguing any real point other than yes those words did. Have a couple of definitions I found in a rather harshly titled old book, Backward and feeble-minded children
> Idiots. — Those so defective that the mental development never exceeds that of a normal child of about two years.
> Morons. — Those whose mental development is above that of an imbecile, but does not exceed that of a normal child of about twelve years.