Common words:
* Kingdom: A country ruled by a king or queen.
* Freedom: The state of being free.
* Wisdom: The quality of having experience, knowledge, and good judgment.
* Wisdom: The quality of having experience, knowledge, and good judgment.
* Freedom: The state of being free.
* Kingdom: A country ruled by a king or queen.
* Hoardom: The state of being a hoarder.
* Star-dom: The state of being a star, especially in the entertainment industry.
* Christendom: The Christian world.
* Academe: The academic world or community.
* Random: Occurring without a pattern or plan. (This one doesn't technically use the "-dom" suffix as a noun, but it's related to the word "domain" and the "-dom" suffix.)
Less common words:
* Boredom: The state of being bored.
* Wisedom: (Archaic) Wisdom
* Worlddom: (Rare) Supremacy or dominion over the world.
* Blooddom: (Archaic) Dominion or power held by blood ties.
* Serfdom: The state of being a serf.
* Thronedom: (Archaic) The state of being a king or queen.
* Airdom: (Archaic) The air or atmosphere.
* Bird-dom: The realm of birds.
* Fish-dom: The realm of fish.
* Dog-dom: The realm of dogs.
Note: While "-dom" is a common suffix, some words, like "random," are related to words that use "-dom," but don't use the suffix directly.