Sindarin 

othrond

noun. underground stronghold, underground stronghold, [N.] underground city, fortress

othrond

noun. fortress or city in underground caves, underground stronghold

Sindarin [Ety/379, Ety/384, WJ/414, X/ND4] ost+rond. Group: SINDICT. Published by

othronn

noun. fortress or city in underground caves, underground stronghold

Sindarin [Ety/379, Ety/384, WJ/414, X/ND4] ost+rond. Group: SINDICT. Published by

othronn

fortress in a cave/caves

(pl. ethrynn for archaic öthrynn) (underground stronghold). Cited in archaic form othrond in the source (WJ:414).

othronn

underground city or stronghold

(pl. ethrynn for archaic öthrynn) (fortress in a cave or caves). Cited in archaic form othrond in the sources (WJ:414, VT46:12)

othronn

underground stronghold or city

(pl. ethrynn for archaic öthrynn) (fortress in a cave or caves). Cited in archaic form othrond in the sources (WJ:414, VT46:12)

othronn

underground stronghold or city

(pl. ethrynn for archaic öthrynn) (fortress in a cave or caves). Cited in archaic form othrond in the sources (WJ:414, VT46:12)