What is "tookoolito"

Tookoolito (c. 1838 – December 31, 1876) known as "Hannah" among whalers of Cumberland Sound, was an Inuk woman who served as translator and guide to Charles Francis Hall, an Arctic explorer involved in the search for Franklin's lost expedition in the 1860s and 1870s. Her husband, Joseph Ebierbing :, known as "Joe," worked alongside her as a guide and hunter, and they both accompanied Hall on the United States Polaris Expedition.