Related Clues:

• Less confident
• More mousy
• More like a wallflower
• More bashful
• Less social
• Less assertive
• More self-effacing
• Not as confident
• More humble
• Less likely to start a conversation
• Reserved to a greater degree
• Mixing less
• More inclined to yield
• Ralph of 'Paths of Glory'
• More self-effacing, gentler