Grade 9.
- multidirectional
- multimillionaire
- multiplicatively
- multitentacled
- mundane
- municipalities
- namesake
- naturalization
- neglectfulness
- neighbourliness
- networking
- neurologist
- neutralization
- newspaperwomen
- nonadventurous
- nonalphabetically
- noncarnivorous
- nonchalant
- nonchallenging
- noncommunicable