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

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.

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.”

—John Adams

What defines the k'vanna of the Book of בראשית?

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

—Thomas Jefferson

—Benjamin Franklin

George E. Smith, Nobel laureate who envisioned digital imagery, dies at 95 - The Washington Post

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

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.

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.

Why do diabetic people sweat so much?

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

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.

—Alexis de Tocqueville

Why in my 60s do I have a strong desire to suck cock and swallow?

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.

Why? Try these on for size:

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

Atheists, there is a god up there in heaven and he loves you so much that he sent his son to die the worst death imaginable and then to turn into a zombie all to save you from sin. Why do you reject him?

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