harena

Etymology
From an earlier (compare 🇨🇬), possibly from. Compare 🇨🇬. Otherwise, as de Vaan suggests, it might be from a verb suffixed with, but none fits and so the etymology is.

Noun

 * 1)  slime, mud, 
 * 2) * 29, Virgil, Georgica, book IV, ed. by John E. Sheridan, London: Machen, published 1856, page 71, lines 287–294, notes from page 218:
 * 3)  sand, sands, a sandy place, especially—
 * 4) a sandy desert, waste
 * 5) the shore of the sea, the beach, coast, strand
 * 6) the place of combat (strewn with sand) in the amphitheatre, the
 * 7)  a combat in the amphitheatre; the combatants in the arena
 * 8) volcanic fire, lava.
 * 9)  the place of combat, scene or theatre of any contest (war, a single battle, a dispute, etc.)
 * 1)  a combat in the amphitheatre; the combatants in the arena
 * 2) volcanic fire, lava.
 * 3)  the place of combat, scene or theatre of any contest (war, a single battle, a dispute, etc.)