Quenya 

atendëa

double-middle

atendëa noun "double-middle", name of the two enderi or middle-days that occurred in leap-years according to the calendar of Imladris (Appendix D, first edition of LotR)

atendëa

proper name. double-middle

The name of the leap-days used to adjust the Númenórean calendar in the 1st edition of The Lord of the Rings (RC/728). It is a combination of at(a)- “double”, endë “middle” and the adjective suffix -a. In the 2nd edition, the name was changed to the enderi (LotR/1108).

Elements

WordGloss
at(a)-“double, second time, double, [repeat a] second time; [ᴱQ.] bi-, twi-; [ᴹQ.] back, again, re-”
endëa“middle”

endëa

middle

#endëa adj. "middle" in atendëa, q.v. Compare enya.

endëa

adjective. middle

Element in

  • Q. atendëa “double-middle” ✧ RC/728

Elements

WordGloss
endë“centre, middle, centre, middle; [ᴹQ.] core”
-a“adjectival suffix”

endya

middle

endya > enya adj. "middle" (ÉNED)

enya

middle

enya < endya adj. "middle" (EN). Compare #endëa.

entya

central, middle

entya, enetya adj. "central, middle" (VT41:16; these forms, as well as the noun entë "centre", come from a late, somewhat confused source; the adjective #endëa and the noun endë from earlier material may fit the general system better, and #endëa is even found in the LotR itself as part of the word atendëa, q.v.)