Doubleplus ungood thoughtcrime.
In Orwell's 1984, those compiling the Newspeak dictionary reckoned that they would completed their task by about 2050.
Seem to recall recently reading that somebody had been offended by the use of the word "scalpel" since it carried connotations of the practice "scalping", as in the collection of enemies' scalps as battle trophies, and was instead using "doctor's knife".