sam(b) (“chamber, room”) + ath (collective plural suffix), naur (“fire”)
Sindarin
Sammath Naur
place name. Sammath Naur
Sammath Naur
noun. chambers of fire
sammath naur
place name. Chambers of Fire
The heart of Mount Doom, translated “Chambers of Fire” (LotR/942), a combination of the class-plural of sam “chamber” and the noun naur “fire”.
Elements
Word Gloss sam “chamber, chamber, [G.] room” naur “fire, fire, [N.] flame”
topon. >> naur