One Word Domains is a collection of available and brandable one-word domains for your next startup idea. Our top-level domains (TLDs) include .ai, .app, .co, .com, .io, .to, and 20+ more.On One Word Domains, you can filter the lists of words by word length, category (adjectives, nouns, verbs, positive terms, etc.), and premium status. You can also save the domains you like and copy all of them to your clipboard for further research. With the "More Like This" feature, you can find related terms to a particular word that also have available domains associated with them. Domain owners can also choose to list their domains on the site for a nominal fee.