Quenya 

osto

noun. fortress, stronghold, strong place, *[ᴹQ.] city, *town with wall round
Quenya [MR/350; MR/471; SA/os(t); VT39/06; WJ/414] Group: Eldamo. Published by

-ië

suffix. abstract noun, adverb
Quenya [LotR/1110.0401-4, PE17/013.2002, PE17/058.3101, ] Group: Eldamo. Published by

-ië¹

suffix. abstract noun, adverb
Quenya [LotR/1110; PE17/058; PE17/059] Group: Eldamo. Published by

-lë

suffix. abstract noun, adverb
Quenya [PE17/058; PE17/074; S/015; UT/214; VT39/16] Group: Eldamo. Published by

-vë

suffix. abstract noun, adverb
Quenya [PE17/068; PE17/074] Group: Eldamo. Published by

* -ssë²

suffix. abstract noun
Quenya [VT49/30] Group: Eldamo. Published by

* -më

suffix. abstract noun
Quenya [PE17/169] Group: Eldamo. Published by

* -rë

suffix. abstract noun
Quenya [MC/223] Group: Eldamo. Published by

Sindarin 

-os

suffix. augmentative suffix
Sindarin Group: Eldamo. Published by

-on²

suffix. augmentative suffix

@@@ most clear in gaearon

Sindarin [PE17/043] Group: Eldamo. Published by

-on¹

suffix. masculine suffix
Sindarin [WJ/387; WJ/400] Group: Eldamo. Published by

-oth

suffix. augmentative suffix
Sindarin [PE17/045; PE17/151; S/106] Group: Eldamo. Published by

othrond

noun. fortress or city in underground caves, underground stronghold
Sindarin [Ety/379, Ety/384, WJ/414, X/ND4] ost+rond. Group: Hiswelókë's Sindarin Dictionary. Published by

othronn

noun. fortress or city in underground caves, underground stronghold
Sindarin [Ety/379, Ety/384, WJ/414, X/ND4] ost+rond. Group: Hiswelókë's Sindarin Dictionary. Published by

* -as

suffix. abstract noun
Sindarin [LotR/1123; RC/523] Group: Eldamo. Published by

Black Speech

lûg

noun. fortress, lock-up, prison
Black Speech [PE17/079] Group: Eldamo. Published by

Adûnaic

suffix. masculine suffix

A suffix used to form masculine nouns from common or neuter nouns (SD/435). Another common variant was (SD/438).

Adûnaic [SD/435] Group: Eldamo. Published by

Khuzdûl

* gathol

noun. fortress
Khuzdûl Group: Eldamo. Published by

Noldorin 

-on

suffix. masculine suffix
Noldorin [Ety/NU.035-2] Group: Eldamo. Published by

-on¹

suffix. masculine suffix
Noldorin [Ety/NU] Group: Eldamo. Published by

-we

suffix. masculine suffix
Noldorin [Ety/WEG] Group: Eldamo. Published by

othrond

noun. fortress or city in underground caves, underground stronghold
Noldorin [Ety/379, Ety/384, WJ/414, X/ND4] ost+rond. Group: Hiswelókë's Sindarin Dictionary. Published by

* -os

suffix. abstract noun
Noldorin Group: Eldamo. Published by

* -as

suffix. abstract noun
Noldorin [Ety/ÁLAK; Ety/AYAK; Ety/BEL; Ety/BOR; Ety/KHAN; Ety/MAƷ|MAG; Ety/MASAG; Ety/NAT; Ety/PAN; Ety/STAB; Ety/STAR; Ety/TOP; Ety/UB; EtyAC/KEM] Group: Eldamo. Published by

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!

Primitive elvish

-(a)lē

suffix. abstract noun, adverb
Primitive elvish [PE17/058; PE22/138; VT39/16] Group: Eldamo. Published by

-(a)rē

suffix. abstract noun
Primitive elvish [PE22/138] Group: Eldamo. Published by

-(i)yē

suffix. abstract noun, adverb
Primitive elvish [PE17/058] Group: Eldamo. Published by

Qenya 

-ie

suffix. abstract noun
Qenya [GL/29; PE15/74; QL/031; QL/034; QL/037; QL/038; QL/048; QL/049; QL/055; QL/068; QL/070; QL/071; QL/072; QL/073; QL/075; QL/076; QL/078; QL/093; QL/098; QL/100] Group: Eldamo. Published by

-ie¹

suffix. abstract noun
Qenya [MR/200] Group: Eldamo. Published by

-le

suffix. abstract noun
Qenya [PE22/110] Group: Eldamo. Published by

-we¹

suffix. masculine suffix
Qenya [Ety/WEG; PE21/01] Group: Eldamo. Published by

* -ndo

suffix. masculine suffix
Qenya [QL/040] Group: Eldamo. Published by

* -sse²

suffix. abstract noun
Qenya [SM/206] Group: Eldamo. Published by

* -sse²

suffix. abstract noun
Qenya [LT1A/Tári-Laisi; PE13/162; PE15/69; PE15/76; QL/029; QL/036; QL/037; QL/041; QL/048; QL/052; QL/053; QL/075; QL/084; QL/085; QL/090; QL/099] Group: Eldamo. Published by

* -le

suffix. abstract noun
Qenya [QL/029; QL/034; QL/036; QL/037; QL/041; QL/042; QL/043; QL/044; QL/045; QL/046; QL/047; QL/054; QL/055; QL/057; QL/061; QL/063; QL/065; QL/066; QL/069; QL/070; QL/072; QL/074; QL/075; QL/076; QL/077; QL/079; QL/080; QL/082; QL/083; QL/084; QL/087; QL/090; QL/091; QL/092; QL/093; QL/094; QL/095; QL/099; QL/100; QL/101; QL/103] Group: Eldamo. Published by

* -me

suffix. abstract noun
Qenya [Ety/MEL] Group: Eldamo. Published by

* -me

suffix. abstract noun
Qenya [QL/030; QL/038; QL/044; QL/046; QL/071; QL/076] Group: Eldamo. Published by

* -nu

suffix. masculine suffix
Qenya [QL/036; QL/040; QL/095; QL/100] Group: Eldamo. Published by

Doriathrin

* -os

suffix. abstract ending

Apparently an abstract noun suffix appearing in the words Aros and thalos, perhaps of the same origin as the abstract endings ᴹQ. -sse and N. -as, though Helge Fauskanger suggested instead that it is related to the locative suffix ᴹQ. -sse (AL-Ilkorin/thalos).

Doriathrin [Ety/STAL; Ety/YAR] Group: Eldamo. Published by

* -on

suffix. masculine suffix

Apparently a masculine suffix attested in the name Dairon.

Doriathrin Group: Eldamo. Published by

Old Noldorin 

* -sse

suffix. abstract ending
Old Noldorin [EtyAC/GAP] Group: Eldamo. Published by

* -le

suffix. abstract ending
Old Noldorin [Ety/SPIN] Group: Eldamo. Published by

Gnomish

-eth

suffix. abstract noun
Gnomish Group: Eldamo. Published by

-ith

suffix. abstract noun
Gnomish Group: Eldamo. Published by

-weg

suffix. masculine suffix
Gnomish [GL/21; GL/24; GL/28; GL/30; GL/32; GL/34; GL/42; LT1A/Bronweg; LT1A/Finwë; LT1A/Manwë; LT1A/Vailimo; PE13/109] Group: Eldamo. Published by

* -os²

suffix. masculine suffix
Gnomish [GL/18; GL/49] Group: Eldamo. Published by

* -os¹

suffix. abstract noun
Gnomish [GG/08; GL/17; GL/19; GL/20; GL/22; GL/23; GL/24; GL/27; GL/28; GL/29; GL/30; GL/32; GL/33; GL/35; GL/36; GL/37; GL/38; GL/39; GL/40; GL/41; GL/42; GL/45] Group: Eldamo. Published by

* -ios

suffix. abstract noun
Gnomish Group: Eldamo. Published by

* -oth

suffix. abstract noun
Gnomish [GL/19.5501-2; GL/21.2101-2; GL/23.9401-2; GL/28.5901-2; GL/29.2801-2; GL/32.9701-2; GL/34.2501-2; GL/36.7401-2; GL/43.0101-2; GL/43.8301-2; GL/44.4201-2; GL/44.8902-2; GL/45.5901-2; GL/47.0101-2; GL/47.0301-2; GL/48.7201-2] Group: Eldamo. Published by

* -(o)th

suffix. abstract noun
Gnomish [GL/19; GL/21; GL/23; GL/28; GL/29; GL/32; GL/34; GL/36; GL/43; GL/44; GL/45; GL/47; GL/48] Group: Eldamo. Published by

* -ri

suffix. abstract noun
Gnomish [GL/21; GL/22; GL/24; GL/26; GL/27; GL/28; GL/29; GL/30; GL/32; GL/33; GL/35; GL/36; GL/38; GL/39; GL/40; GL/41; GL/42; GL/43; GL/44; GL/47; GL/49; GL/61] Group: Eldamo. Published by