Sentence:  Thus, in "Flavia and Her Artists" (1905), for example, a fiction of consonance in <WSD>diminuendo</WSD>, the French subtext states a set of harmonies (the young American returned from France) and cacophonies (the supercilious French art critic, Roux) shedding light on the main text with its own consonances of intergenerationsl friendship, marital loyalty, artistic pleasure, and joyful lesbianism. 
Meaning of the word marked with <WSD> tags:  The gradual dying away of something.