Sentence:  Saint-Loup, for another thing, is by way of being a family black sheep: seemingly uninterested in social success, a devoted student of Nietzsche and Proudhon, we are told that his head was full of “socialistic <WSD>spoutings</WSD>,” and that he was “imbued with the most prgound contempt for his caste.” 
Meaning of the word marked with <WSD> tags:  The process or result of something being spouted; that which is spouted.