The term 'initialed, perhaps' can be solved by two different crossword solutions: OKD (3 letters) and OKED (4 letters). Initials are the first letter of a person's name, usually written in capital letters. They are often used to represent a person's name in a concise way, such as in signatures or monograms. Initials are also used to refer to an organization or company, such as NASA or IBM. Initials are sometimes used to indicate that something has been approved or accepted, such as when someone initials a document to signify their agreement.