It is from the Scott O'Dell novel, Island of the Blue Dolphins. The main character, Karana meets up with a Russian slave girl named Tutok. A necklace is given to Karana as a gift from Tutok. When Karana puts it on, Tutok says, "Wintscha." It is a word from Tutok's language that means, "beautiful."
It appears there might have been a typo or misspelling in your query. Could you please provide more context or clarify your question?