Possible Clues:

• Rich or famous: Abbr.
• Tall, dark, or handsome, for ex.
• Word modifier: Abbr.
• Large or small, grammatically: Abbr.
• Small, medium, or large: Abbr.
• More or less, e.g.: Abbr.
• Gram. topic
• Sm., med. or lge.
• Small, medium or large: Abbr.
• Adjutant (abbrev.)