- mortify
- mortality
- morphologist
- morose
- moot
- military honours
- mooing of a cow
- monument
- monition
- moist
- mofussil
- make amends
- modulus
- modulate
- modifier
- modest
- modernity
- modernisation
- moderation
- mistreat
- misspent
- missing
- menswear
- miser
- misdate
- miscreant
- misconception
- misappropriation
- misappropriate
- mire
- military service
- military job
- motor-content
- military
- militaristic
- mild
- milch
- migratory
- midterm
- midshipman
- microbiology
- mexican mint
- meticulous
- monopsychotic twins
- method demonstration
- method
- meteorologist
- metaxylem
- magnetise
- monoacidic
- mess
- mesmerize
- meringue
- mercury
- murdered by jews
- matricidal
- mercurial
- money
- mythologist
- menial
- mend one's manners
- meerkat
- mttr
- medicine
- melioration
- medicinal
- medical aid
- meddle
- meander
- mealtime
- meal ticket
- meager
- meadow
- mazy
- maypole
- mayonnaise
- mayhem
- may
- maw
- maverick
- mattress
- mat of reeds
- masthead
- mastery
- masterly
- mast
- mason bee
- market-value
- marital
- marine
- marijuana
- march
- manifestation
- mania
- manhandle
- mandatory
- malformed
- male-spirited
- malapropism
- maladroit