Co·co 
(kōkō)
(kōkō) A river rising in northern Nicaragua and flowing about 485 km (300 mi) northeast along the Nicaragua-Honduras border to the Caribbean Sea.
- interferon gamma
- interfertile
- interfertility
- interfluve
- interfluvial
- intergalactic
- intergalactically
- intergenerational
- intergeneric
- intergenic
- interglacial
- intergovernmental
- intergovernmentally
- intergradation
- intergrade
- intergroup
- intergrowth
- interim
- interionic
- interior
- interior angle
- interior decoration
- interior decorator
- interior design
- interior designer