bulwark /bŭlˈwərk/

1. A fortification or rampart
2. A breakwater or sea-wall
3. The side of a ship projecting above the deck
4. Any means of defence or security

1. To defend
2. To fortify

• underpayments
• underpays
• underpeep
• underpeeped
• underpeeping
• underpeeps
• under penalty of
• underpeopled
• underperform
• underperformance
• underperformed
• underperforming
• underperforms
• underpin
• underpinned
• underpinning
• underpinnings
• underpins
• under plain cover
• underplant
• underplanted
• underplanting
• underplants
• underplay
• underplayed