sufi
lala
Those intriguing bumps in the 19th century in ngram viewer seem to be from George Crabb's 1825:
Universal Historical Dictionary
Or, Explanation of the Names of Persons and Places in the Departments of Biblical, Political, and Ecclesiastical History, Mythology, Heraldry, Biography, Bibliography, Geography, and Numismatics. Illustrated by Portraits and Medallic Cuts · Volume 1

as well as a couple of similar texts in french and spanish, according to the racist google books anyway