Definitions:
a character representing one or more of the sounds used in speech; any of the symbols of an alphabet

a written, typed, or printed communication, sent in an envelope by post or messenger

the precise terms of a statement or requirement; the strict verbal interpretation

literature

a style of typeface.

inscribe letters or writing on

be awarded an emblem, in the shape of the initial letter of the name of one’s school or university, for achievement in sport