Sentence:  But despite all this, for Barkan, the universalist notion of an 'Ottoman feudalism' was anathema: he <WSD>castigated</WSD> this idea as the concentrated expression of the anti-Ottomanism of the Kemalist Enlightenment. 
Meaning of the word marked with <WSD> tags:  To execrate or condemn something in a harsh manner, especially by public criticism.