Dreamer Etymology

Access etymology and historical linguistics data at https://api.dr.eamer.dev.

Authentication

export DREAMER_API_KEY=your_key_here

Endpoints

Word Etymology

GET https://api.dr.eamer.dev/v1/etymology/word?word=serendipity

Returns origin language, root words, historical forms, and first known use.

Explore Word History

GET https://api.dr.eamer.dev/v1/etymology/explore?word=knight&lang=en

Returns full etymology chain, related words, and language family context.

Sound Change Rules (Diachronica)

GET https://api.dr.eamer.dev/v1/etymology/sound-changes?from=proto-indo-european&to=english

Returns documented phonological changes between proto-languages and descendants.

When to Use

• Researching word origins and historical meaning shifts
• Understanding cognates across related languages
• Exploring how pronunciation has changed over centuries
• Writing that benefits from etymological depth

Don't Use When

• You need standard dictionary definitions (use a dictionary API)
• You need very recent neologisms (data focuses on documented historical forms)