Related Clues:

• Reclusive
• Tight-lipped
• Not at all vain
• Not forward
• Not open
• Not talkative
• Far from a drama queen
• Not inclined to speak
• Not quite enough
• Averse to first moves, e.g.
• Like many a wallflower
• Not outgoing
• Far from bold
• Like wallflowers
• Sudden start