Machinery madam or madame? (not -ary) Use MADAM: " as a polite term of respect: Can I help you, madam? " in letter writing: Dear Madam (note capital letter) " as a formal title of respect: Thank you, Madam Speaker (note capital letter) Use MADAME as the French equivalent: " We are going to Madame Tussaud’s. " The famous French physicist, Madame Curie, was born in Poland. magic -e mahogany maintain maintenance manageable manager mango (singular) manoeuvre mantelpiece mantelshelf margarine