Sentence:  The scholarly narratives, which maintain a strong claim for truth, will be shown to display variant versions of the same two basic modernist ingredients, scientism and nationalism (Zionism), enriched with <WSD>tinges</WSD> of personal non-scholarly knowledge of other human and social domains, such as political science, sociology, and psychology. 
Meaning of the word marked with <WSD> tags:  A small added amount of colour;  a small added amount of some other thing.