The tendency to associate in cliques; the spirit of cliques.(noun)
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Use "cliquism" in a sentence
"Moreover, in other matters there were clashings between the real military commanders and the quasi-military civilian officials; and it was unfortunately the case that, in spite of Mr. Lincoln's appeal to loyal men to “eschew cliquism” and “work together,” there were abundant rivalries and jealousies and personal schemings."
"Who divined the innate cliquism of life on board ship and cunningly got together in intercourse the very people who wanted to know each other, and even brought into good temper those unfortunate souls who thought only of their own dignity and station in life?"
"He had to be careful to avoid any unpleasantness arising out of Maori cliquism."