NationStates

Сомуриас

Demokratiche BundesRepublik von Alinghi
Repubblica Federal-Democratica d'Alinghi
Republique Federal-Democratique du Alinghi
Федеральная Демократическая Республика Алинги - Federal'naya Demokraticheskaya Respublika Alinghi
Federal-Democratic Republic of Alinghi
Federacia Demokrato Respubliko do Alinghi
República Federal Democrática de Alinghi

Devlet-i Alīye Hamidiye - الدولة علي الحميدية

Federalıq Nyuksl (Kazakh)

Köstarszag Székerföld - Hungarian
Republica Ținutul Secuiesc - Romanian

Official language (Russian):
Full: Край Конолас - Krai of Konolas
Short: Конолас - Konolas

Main language (Konolasian):
Full: Kray Konolas
Short: Konolas

Ancient language (Sulic):
Full: Huy Connorus - Lands of Konolas
Short: Connorus - Konolas

(Alzatia doesn't have an official language. Each village speaks a slightly different dialect of Alemannic German, and none of them have standardized written forms. In the rare case that a lingua franca is needed—diplomacy, trade, state visits, etc., then French or Standard German are usually used, or less commonly, English or Spanish.)

French: Principauté d'Alsace
German: Fürstentum Elsaß/Elsass

Konföderation von Coque Borie Lethawik (German)

Confédération de la Coque Borie Lethawik (French)

Confederazione di Coque Borie Lethawik (Italian)

YEVRAZ exists in multiple countries with multiple languages and tends to be referred to as 'Limonovshchina' or Лимоновщина in most languages as an effective shorthand. The full name translated to Russian where it originates and has most of its activity is Молодая Евразийская Доблестная Революционная Автономная Зона or МЕДРАЗ (MEDRAZ) for short.

Translations in some other languages are listed below.

In Belarusian: Маладая Еўразійская Доблесная Рэвалюцыйная Аўтаномная Зона (МЕДРАЗ)
In Ukrainian: Молода Євразійська Доблесна Революційна Автономна Зона (МЄДРАЗ)
In Estonian: Noor Euraasia Vapper Revolutsiooniline Autonoomne Tsoon (NEVRAT)
In Finnish: Nuori Euraasian Urhoollinen Vallankumouksellinen Autonominen Alue (NEUVAA)
In Latvian: Jaunā Eirāzijas Drosmīgā Revolucionārā Autonomā Zona (JEDRAZ)
In Lithuanian: Jaunųjų Eurazijos Narsių Revoliucinė Autonominė Zona (JENRAZ)
In Hungarian: Fiatal Eurázsiai Vitéz Forradalmi Autonóm Zóna (FEVFAZ)
In Romanian/Moldovan: Zona Autonomă Revoluționară Tânără Eurasiatică Curajoasă (ZARTEC)
In Serbian: Млада Eвроазијска Xрабра Pеволуционарна Aутономна Зона (MEXPAЗ)
In Polish: Młoda Euroazjatycka Odważna Rewolucyjna Strefa Autonomiczna (MEORSA)
In German: Junge Eurasische Tapfere Revolutionäre Autonome Zone (JETRAZ)
In Kazakh: Жас Еуразиялық Батыл Pеволюциялық Aвтономиялық Aймақ (ЖEБPAA)

Lietuvan Language (Official):
Αοκθτωί Λιετοβως Καραλυστη (Aukštoji Lietuvos Κaralystė)

Recognized Minority Languages
Polish: Wysokie Królestwo Litwy
Estonian: Leedu Kõrge Ülempealik
German: Hochkönigreich Litauen
Yiddish: די הויכע מלוכה פון ליטע (Di Hoykhe Mlukhh Fun Lite)

English - The Federation of the Imperial States of Duotona
French - La Fédération des États Impériaux de Duotona

þjóðweltið rejkøj. þjóð = people welti = rule ið = the. þjóðweltið can be translated to mean democracy or republic or commonwealth. rejkøj is a combination of rejk = smoke and øj = island.

The Proletarian Union occupies a wide range of territories with an accompanying range of languages, with Esperanto being used as a Union-wide lingua franca. That said, I'll include the other languages present within.

Esperanto: Proleta Unio
Albanian: Bashkimi Proletar
Arabic: الاتحاد البروليتاري
Bosnian: Proleterski Savez
Bulgarian: Пролетарски Cъюз
Croatian: Proleterski Savez
Czech: Proletářská Unie
French: Union Prolétarienne
German: Proletarische Union
Greek: Προλεταριακή Ένωση
Hungarian: Proletár Unió
Italian: Unione Proletaria
Kurdish: Yekîtiya Proleter
Macedonian: Пролетерска Yнија
Maltese: Unjoni Proletarja
Romanian: Uniunea Proletară
Serbian: Пролетерски Cавез
Slovak: Proletárska Únia
Slovenian: Proletarska Zveza
Turkish: Proletarya Birliği
Yiddish: פראלעטארישע ר פאראיין

Simply put...

The Empire of the Adunes

(Latin: Adunariimperium)

In other languages outside the Circle:
German: Adunarisches Reich, or Südrömerland (Land of the Southern Romans)
Russian: Адунарийская Империя/Adunariyskaya Imperiya, or Цезарынаследникия/Tsezarynaslednikiya (the Heirs of Caesar)
French: L'Empire des Aduniens, or Pays des Rois de Glace, PRG (Land of the Ice Kings)
Italian: Impero Adunarico, or Remoterra (land of Remus)
Greek: Αυτοκρατορία Ανουναριανών/Aftokratoría Anounarianón, or πρόσφυγας πολεμιστών/prósfygas polemistón, Propol (refugee of warriors)

Deutschen Kaiserreichs, or Deutsches Reich, or Deutschland.

Советская Федерация Евразии [Russian]
Савецкая федэрацыя Еўразіі [Belarusian]
Радянська Федерація Євразії [Ukrainian]
Кеңестік Еуразия Федерациясы [Kazakh]

Union of the Marones

French (Co-official): Union des Îles Marones
Marone (Co-Official): Umbat nd İmuaru
Kwiyol (Vernacular): Union da Marons

The United States Of America

English: Best Belarus
Belarusian: Лепшая Беларусь (Liepšaja Bielaruś)
Ukrainian: Найкраща Білорусь (Naykrashcha Bilorusʹ)
Polish: Najlepsza Białoruś
Latvian: Labākā Baltkrievija
Lithuanian: Geriausia Baltarusija
Russian: Лучшая Беларусь (Luchshaya Belarus')

ラプラス総帥

English: The Untecnan Empire

German: Das Unteknische Reich

English: The Federation Of Aenglide
Aenglic (Ænglik Sprök): Federatig Ænglide
Hööra (Hööraspriakka): Fedëratiki Aengalidi

English: The United Queendoms of Belantica

German: Die Vereinigtes Königinreich Belantika

Dutch: Het Verenigd Koninginkrijk Belantika

Nuranti: Eyon Tablona Beotica

Социалистичная Федеративная Республика Слякания

In Dhammaratian the official name is Rhuvernat en Dhammarat "Realm of Dhammarat" or, more precisely, "Realm of the indigo-oliffant" (oliffant being a quite acceptable adaptation of the native word, marat, an animal not too dissimilar to an elephant, a mastodon, or a mammoth).