- Munificence
- Munificent person
- Muniment
- Muntion
- Muonium
- Muppet
- Mustard
- Murder
- Murk
- Murky
- Murray
- Murrel
- Muscular system
- Muscularly
- Museum
- Mushroom
- Musical chairs
- Musically
- Musk extracted therefrom
- Musk melon
- Musky
- Muslim marriage
- Muslims
- Muslin
- Muslined
- Mustard oil
- Muster in force
- Musth
- Musty
- Mutability
- Mutable
- Mutering
- Mutilation of the limbs
- Mutinous
- Muttered
- Mutton-head
- Mutual hatred
- Mycelium
- Myopia
- Myriad-minded
- Myrmecophobia
- Myrmidon
- Myrtle
- Mysophobia
- Mysterious
- Mystery
- Mystic power
- Mystic spell om
- Mystification
- Mystify
- Mythology
- Malarkey
- Malayalam era
- Malayalee
- Malayali brahmin
- Male buffalo
- Male cat
- Male flower
- Male sex
- Male-monkey
- Malefactor
- Malefic ally
- Maleficent
- Malevolently
- Malignacy
- Mallu
- Malnutrition
- Malogoa mango
- Malpighian tubules
- Malt liquor
- Malware
- Mammal
- Mammillation
- Mammon
- Man of glowing beauty
- Man of letter
- Man of mould
- Man of the heroic mould
- Man of the moment
- Man-eater
- Manageable
- Mandrake
- Maneuver
- Manganese
- Mango nut
- Mangy
- Manhood
- Manicure
- Manifest
- Manifestation
- Manifold
- Manipulation
- Mankind
- Manliness
- Mannequin
- Mannerless
- Mannerly
- Mannish
- Manor house
- Manpower