Related Clues:

• More bashful
• Less assertive
• More self-effacing
• Less of an extrovert
• Less bold
• More humble
• More apt to clam up
• Less outgoing (Var.)
• More inclined to yield
• Ralph of 'Paths of Glory'
• More self-effacing, gentler
• More submissive and unassertive
• More mild and uncomplaining
• More mild and inoffensive
• More timid and mild