tional SignKotavaLangue nouvelleLatino sine flexioneLingua Franca NovaLingwa de planetaMondialNeoNal BinoNovialPasilinguaSambahsaSolresolSonaSpokilUnishUniversalglotUropiVolapükZonalAfrihiliBudinosEfatese languageEurolengoGuosaN'KoPalawa kaniPan-Germanic languageFolkspraakTutonishPan-Romance languageRomanidSabirPan-Slavic languageInterslavicRunyakitaraWeltdeutschEngineeredaUIBasic EnglishDutton SpeedwordsIthkuilKalaba-XAstrolinguisticsLincosLingua generalisLoglanLogopandecteisionLojbanReal CharacterRoToki PonaViossaFictional andother artisticAsa'piliAtlanteanBelter CreoleBrithenigDritokDothrakiEnchantaKēlenKilikiKlingonKobaïanLáadanLoxianLydneviMäntiMiddle-earth languagesAdûnaicQuenyaSindarinmore...NaʼviNadsatStar Wars languagesSyldavianTeonahtTsolyániUtopianValyrianVenedicVerdurianWenjaRitual and otherBalaibalanDaminEnochianEskayanLingua ignotaMedefaidrinYerkishZaumWriting systemsConstructed