Pu·rus 
(pə-rs, p-)
(pə-rs, p-) A river of east-central Peru and western Brazil flowing about 3,380 km (2,100 mi) generally northeast to the Amazon River.
- sphalerite
- sphen-
- sphene
- sphenic
- spheno-
- sphenodon
- sphenogram
- sphenoid
- sphenoidal
- sphenoid bone
- spher-
- spher-
- spheral
- sphere
- sphere of influence
- spheric
- spherical
- spherical aberration
- spherical angle
- spherical coordinate
- spherical excess
- spherical geometry
- spherically
- sphericalness
- spherical polygon