"Disgusting" as the Chinese would say it
for the word &quot;disgusting&quot; A simple search can yield many results:

肉酸 http://www.cantonese.sheik.co.uk/dictionary/words/1431/
肉麻 http://www.cantonese.sheik.co.uk/dictionary/words/2054/
反胃 http://www.cantonese.sheik.co.uk/dictionary/words/13997/
嘔心 http://www.cantonese.sheik.co.uk/dictionary/words/15164/
鶻突 http://www.cantonese.sheik.co.uk/dictionary/words/1310/

However,

about the defilement of a nation's culture &amp; traditions

I think the word you are looking for is &quot;shameful&quot;

可恥 http://www.cantonese.sheik.co.uk/dictionary/words/46203/