1. The dark planet which was thought to cause eclipses.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• ahv,
• ahl,
• ahn,
• ahx,
• aku,
• apu,
• raa,
• sahur,
• rabu,
• eau,
• brawhui,
• cashu,
• rau,
• ahw,
• kahu,
• laahu,
• hahu,
• -raha,
• prahz,
• prahc

• Raia,
• RAU,
• Raye,
• RAO,
• Rae,
• Raya,
• raiu,
• ray,
• rauh,
• rayo,
• ra,
• Rawe,
• raw,
• rahe.

The adjective form of the word "rahu" is "rahuviin".