duck soup 
noun [mass noun] North American informal
An easy task, or someone easy to overcome: we had some great battles, but against me he was duck soup
- massify
- Massilian
- Massiliot
- Massillon
- massily
- Massim
- Massine, Léonide Fédorovitch
- massiness
- Massinger, Philip
- massive
- massive black hole
- massively
- massively parallel
- massiveness
- massive parallelism
- massive retaliation
- massive star
- massivity
- massless
- masslessness
- mass line
- mass-luminosity
- mass mail
- mass mailing
- mass man