Sentence:  The recently liberated European states east of the Oder-Neisse line, seeking not only entry into NATO but membership in the Union club as well, had to be more circumspect, more “European” so to speak, <WSD>more Catholic than the pope</WSD> 
Meaning of the word marked with <WSD> tags:  Adhering more stringently to any norm more strictly than is required by the arbiters of the norm.