superscript

yläindeksi puhekieltä A type of lettering form that appears as a number, figure, or symbol above the normal line of type, located at the right or left of another symbol or text.
puhekieltä To convert to a superscript form.
2011, Peter Weverka, https://books.google.com/books?id=laXd2CJvzzMC&pg=PA148&dq=%22to+superscript%22&hl=en&sa=X&ved=0ahUKEwi6pe-vqfTQAhUIxGMKHWkZAHMQ6AEIIDABv=onepage&q=%22to%20superscript%22&f=false PowerPoint 2007 All-in-One Desk Reference For Dummies

Select the number or letter you want to superscript and, in the Font dialog box, enter an Offset percentage to tell PowerPoint how high to raise the number or letter.