metri causa /metˈrē kowˈzə/ or metri gratia /gräˈti-ä or grāˈshi-ə/

1. For the sake of the metre
2. For metrical harmony

• battlebusses
• battle-cries
• battle-cruiser
• battle-cruisers
• battle-cry
• battled
• battledoor
• battledoors
• battledore
• battledores
• battledress
• battledresses
• battle fatigue
• battlefield
• battlefields
• battleground
• battlegrounds
• battlement
• battlemented
• battlements
• battle-piece
• battle-pieces
• battleplane
• battleplanes
• battler