matemáticas, f. pl., mathematics.
materialista, m., materialist, literalist.
matrimonio, m., matrimony, marriage, married couple.
máxima, f., maxim.
mayor, greater, larger, greatest, utmost.
mayoría, f., majority.
mechita, f. (dim. of mecha), a small wad (of cotton or lint).
media, f., stocking.
médico, m., doctor.
medida, f., measure, moderation.