Why is the word "democracy" not in the preamble of the US Constitution?

Why? Try these on for size:

Meanwhile, when the Democratic Party formed in 1828, it was with a Tory outlook keen on robbing others of their rights:

[with republicanism being the rights-protecting form of governance afforded us by our Constitution]

How can one justify in Sweden that total subsidies for public green energy initiatives being approximately 8.2 billion SEK per year? Electric cars at market price typically cost an average of 500,000 SEK which is above household budgets.

Another tendency, which is extremely natural to democratic nations and extremely dangerous, is that which leads them to despise and undervalue the rights of private persons.

To blacks: “You can’t drink from that water fountain… eat in this cafeteria… ride this bus… go to this school. We voted fair and square and your side lost.

The republican is the only form of government which is not eternally at open or secret war with the rights of mankind.

Do you enjoy cheating on your spouse? If so, why?

—Benjamin Franklin

To slaves: “You can forget your notions of freedom. We voted fair and square and your side lost.”

To Indians: “Pack up what belongings you can carry and start walking to Oklahoma. Your fertile lands are ours now. We voted fair and square and your side lost.”

Is it okay to pay 12,000 SEK for rent 67m² furnished house for 2 people in Jönköping, Sweden? It also includes electricity, internet, heating, and water expenses.

—Alexis de Tocqueville

—John Adams

Majority-rules democracy is the way that majorities run roughshod over minorities, destroying rights and all ideas of equality under the law. No fair-minded person wants anything to do with democracy.

Jamie Dimon: The economy could ‘deteriorate’ soon - CNN

I do not say that democracy has been more pernicious on the whole, and in the long run, than monarchy or aristocracy. Democracy has never been and never can be so durable as aristocracy or monarchy; but while it lasts, it is more bloody than either.

In other words, our Founding Fathers and other Whig intellects of that time well understood that democratic methods are the surefire means to do serious damage to the rights guaranteed under republican self-government.

When the people find they can vote themselves money, that will herald the end of the republic.

How do I explain to my husband that my 19-year-old son has accidentally gotten me pregnant?

—Thomas Jefferson