A method of defining and displaying letters of words on a computer platform is provided, so that words of text can be more quickly and accurately read by a person. A plurality of subfonts are used to define character sets to be displayed on a monitor screen, in which the subfonts make words more legible and faster to read. A font designer may design a variety of different subfonts for various characters of a font set, and can define which subfonts are to be used to display individual characters of words, depending upon the position of characters within a word, and depending upon the number of characters of that word. The font designer can select, from a plurality of subfonts, individual styles for letters of various words that are all defined within a same font set, which itself can comprise many different styles of existing or new font types.