Lots of peeves people have about English as it's written and spoken on this fair isle are fairly common. and fairly well-known. Some bother me (using "would" instead of "will" - ugh!) and some don't (the inability to pronounce either of the "th" sounds). But these are my own peeves, or at least ones I haven't heard anyone else complain about yet:
1. Using "filial" to mean "loyal or devoted to the family". Look, the word means "familial". A son could beat up his parents and his relationship to his parents would still be filial, at least until they disown him for beating them up. In the phrase "filial piety" the word that means loyalty is "piety".
2. Using "911" to refer to September 11. A peeve that reflects the former copy editor in me I guess. In the first place, Singaporeans have always followed the British style of date/month not the American month/date. More importantly, wher