M as in …

Machine

Mad Cow Disease

Madness

Magic

Magician

Magnet

Major

Make

Male

Mamma

Man

Management

Manner

Mar

Marathon

March

Mark

Market

Marriage

Married

Mary

Mask

Masturbation

Mat

Match

Mate

Math

Mathematician

Matter

Max

May

Meal

Means

Meat

Medium

Medusa

Meeting

Melissa

Melon

Meme

Memory

Men

Mentality

Meow

Message

Metal

Metal Detector

Mexican

Mexico

MI

Michael

Michael Jackson

Micro Chip

Microwave

Middle

Middle Age

Middle Ages

Midget

Might

Milk

Milky Way

Million

Mind

Mine

Minor

Minutes

Mirror

Miss

Mist

Mistake

Mister

Mitosis

Mix

Mobile

Model

Moistness

Moment

Momma

Mommy

Money

Monkey

Month

Moo

Mood

Moon

Morbid jokes

Morbidity

Morning

Moses

Mother

Mount

Mountain

Mouse

Mouth

Move

Movie

Mower

Mozart

Mr

Mrs

Much

Muffin

Mug

Mum

Murder

Muscle

Mushroom

Music

Music Teacher

Musical Instrument

Muslim

Mustang

Mystic