Possible Clues:

• Occupy (a place) in large numbers
• Occupy in large numbers
• Manage too much and exceed the limit
• Take too long as king replacing duke in old battle
• Go too far and be swamped?
• What the invaders do in their hurry is to go too far
• Go too far -- finished on ladder
• Exceed (cost estimate)
• Go too far — invade and occupy
• Flood because of leak