Related Clues:

• Not just initial
• Plus or minus, e.g.
• Formally agree
• A type of one ends 17-, 37- and 62-Across
• Agree to, in a way
• Common subject in English class
• Judge, at times
• Animal, vegetable, or mineral, e.g.
• Any thing
• Put one's John Hancock on
• It may be modified
• Common object, maybe?
• Affix one's John Hancock
• Sentence subject, often
• It may be a common object