A·wash 
(äwäsh′) also Ha·wash (hä-)
(äwäsh′) also Ha·wash (hä-) A river of eastern Ethiopia flowing about 1,200 km (750 mi) northeast to the Danakil Desert.
- protogalaxy
- Proto-Germanic
- protogynous
- protogyny
- protohistorian
- protohistoric
- protohistory
- protohuman
- Proto-Indo-European
- protolanguage
- protolithic
- protomartyr
- protomorph
- protomorphic
- proton
- protonema
- protonemal
- protonematal
- protonic
- protonotary
- protonotary
- protonotary apostolic
- proton-proton chain
- proton pump inhibitor
- proton synchrotron