arda noun "realm" (GAR under 3AR). It is said that arda, when used as a common noun, "meant any more or less bounded or defined place, a region" (WJ:402), or "a particular land or region" (WJ:413). Capitalized Arda "the Realm", name of the Earth as the kingdom of Manwë (Silm), "the name given to our world or earth...within the immensity of Eä"(Letters:283, there again rendered "realm"), "our planet" (MR:39), once translated "Earth" (SD:246). In a wider sense, Arda can refer to the entire Solar System (MR:337). Also name of tengwa #26 (Appendix E). Masc. name Ardamírë "Jewel of the World" (PM:348), shorter form Ardamir (UT:210); Ardaranyë "the Kingdom of Arda" (PE17:105)
ardanoun. region, realm, particular land or region, *[ᴱQ.] place, *spot
artaurë noun "realm" (PE17:28). Cf. turmen.
turmen noun "realm" (PE17:28). Turmen Follondiéva "Realm of the North-harbourage", old name for Arnor, TurmenHallondiéva "Realm of the South-harbourage", old name for Gondor (PE17:28)
harda noun "realm, region" _(VT45:12, 16, 17; the word also occurs, unglossed, in the entry EN in the Etymologies)_. Changed to arda later?
ména noun "region" (MEN). Not to be confused with the present/continuative tense of #men- "go".
yondënoun. region, any fairly extensive region with well-marked natural bounds
Yónregion, any (fairly extensive) region between obstacles such as rivers or mountains
yón (2), variant of yondë, q.v. Defined as "a region, any (fairly extensive) region _between obstacles such as rivers or mountains" (PE17:43)_