mugwump vs sachem

mugwump

noun
  • A (male) leader; an important (male) person. 

  • A member of the Republican Party who declined to support the party's nominee James G. Blaine (1830–1893) during the 1884 United States presidential election, believing him to be corrupt, and instead supported the Democratic Party's candidate Grover Cleveland (1837–1908). 

  • One who switches from supporting one political party to another, especially for personal benefit. 

  • A person who stays neutral or non-committal; a fence sitter; also, a person who maintains an aloof and often self-important demeanour. 

  • A person who purports to stay aloof from party politics. 

verb
  • To behave like a mugwump. 

  • To purport to stay aloof and independent, especially from party politics. 

sachem

noun
  • A boss, a leader. 

  • A chief of one or several Native American tribe(s), especially of the Algonquians; a sagamore. 

  • A high-ranking officer of the Tammany Hall political organization. 

How often have the words mugwump and sachem occurred in a corpus of books? (source: Google Ngram Viewer )