momentum /mō-menˈtəm/

1. The quantity of motion in a body measured by the product of mass and velocity
2. Force of motion gained in movement, impetus (informal)

• shabby-gentility
• shabrack
• shabracks
• shabracque
• Shabuoth
• shack
• shackle
• shackle-bolt
• shackle-bolts
• shackle-bone
• shackle-bones
• shackled
• shackles
• shackling
• shacko
• shackoes
• shackos
• shacks
• shack up
• shad
• shad-bellied
• shadberries
• shadberry
• shadblow
• shadblows