Jaikó language
| Jaikó | |
|---|---|
| Jeicó, Geicó | |
| Native to | Brazil |
| Region | Jaicós, southeastern Piauí |
| Ethnicity | Jaikó |
| Extinct | 19th century |
Macro-Jê
| |
| Language codes | |
| ISO 639-3 | None (mis) |
| Glottolog | geic1236 |
Jaikó (Jeicó, Jeikó, Yeico, Geico, Eyco, Zyeikó) is an extinct language of southeastern Piauí, Brazil, known only from a 19th-century wordlist with interference from neighboring languages. It is considered a Macro-Jê language, but not always in the Jê language branch.