Beware, older languages below! The languages below were invented during Tolkien's earlier period and should be used with caution. Remember to never, ever mix words from different languages!

Qenya 

earendil

masculine name. Friend of the Sea
Qenya [SD/237; SD/241; SD/305; SD/359; SDI2/Azrubêl; SDI2/Eärendil] Group: Eldamo. Published by

earendel

masculine name. Earendel

@@@ dual and plural forms representative of nouns in the same class

Qenya [LRI/Eärendel; PE21/33; PE21/34; PE22/020; PE22/041; PMI/Eärendil; RSI/Eärendel; SDI2/Eärendil; SMI/Eärendel; TI/102; TII/Eärendel; WJI/Eärendil; WR/223; WRI/Earendel] Group: Eldamo. Published by

earendel

masculine name. Earendel
Qenya [GL/51; LBI/Eärendel; Let/008; LT1A/Eärendel; LT1I/Eärendel; LT2I/Eärendel; MC/216; PE12/025; PE13/099; PE13/103; PE13/104; PE15/07; PE15/22; PE15/29; PE16/100; PE16/104; PME/035; QL/034; QL/105] Group: Eldamo. Published by

kiryasse earendil or vea

Earendel, upon a ship upon the sea
Qenya [MC/216; PE16/100; PE16/104] Group: Eldamo. Published by

airen

noun. sea
Qenya [Ety/AY; PE22/023] Group: Eldamo. Published by

-el

suffix. friend
Qenya [EtyAC/ÑEL] Group: Eldamo. Published by

-ser

suffix. friend
Qenya [Ety/SER] Group: Eldamo. Published by

helde

noun. friend
Qenya [EtyAC/ÑEL] Group: Eldamo. Published by

heldo

noun. friend
Qenya [EtyAC/ÑEL] Group: Eldamo. Published by

helmo

noun. friend
Qenya [EtyAC/ÑEL] Group: Eldamo. Published by

málo

noun. friend
Qenya [Ety/MEL; PE18/046] Group: Eldamo. Published by

nilmo

noun. friend
Qenya [Ety/NIL] Group: Eldamo. Published by

seron

noun. friend
Qenya [Ety/SER] Group: Eldamo. Published by

sondo

noun. friend
Qenya [EtyAC/SON] Group: Eldamo. Published by

aire(n)

noun. sea

@@@ Helge Fauskanger suggested that airen is genitive form (QQ/airë), but on PE22/23 (note #70), aire >> airen, suggesting it is an alternate (augmentative?) form, perhaps similar to later airon
Variations of the word: airen.

Element in: MQ. Alataire

Qenya [Ety/AY.037; PE22/023.2007; Ety/AY.038; PE22/023.2302] Group: Eldamo. Published by

aire

noun. sea

@@@ Helge Fauskanger suggested that airen is genitive form (QQ/airë), but on PE22/23 (note #70), aire >> airen, suggesting it is an alternate (augmentative?) form, perhaps similar to later airon

Qenya [Ety/AY; PE22/023] Group: Eldamo. Published by

vea²

noun. sea
Qenya [PE21/08; PE21/17] Group: Eldamo. Published by