--- a/browser/browser/preferences/fonts.ftl
+++ b/browser/browser/preferences/fonts.ftl
@@ -38,16 +38,18 @@ fonts-langgroup-gurmukhi =
 fonts-langgroup-japanese =
     .label = Seapanais
 fonts-langgroup-hebrew =
     .label = Eabhra
 fonts-langgroup-kannada =
     .label = Kannada
 fonts-langgroup-khmer =
     .label = Cmèar
+fonts-langgroup-korean =
+    .label = Coirèanais
 fonts-langgroup-malayalam =
     .label = Malayalam
 fonts-langgroup-sinhala =
     .label = Sinhala
 fonts-langgroup-tamil =
     .label = Taimil
 fonts-langgroup-telugu =
     .label = Telugu
@@ -67,8 +69,40 @@ fonts-default-sans-serif =
 fonts-minsize-none =
     .label = Chan eil gin
 
 ## Text Encodings
 ##
 ## Translate the encoding names as adjectives for an encoding, not as the name
 ## of the language.
 
+fonts-languages-fallback-name-auto =
+    .label = A' bhun-roghainn airson an sgeama ionadail làithrich
+fonts-languages-fallback-name-arabic =
+    .label = Arabais
+fonts-languages-fallback-name-baltic =
+    .label = Baltach
+fonts-languages-fallback-name-ceiso =
+    .label = Meadhan-Eòrpach, ISO
+fonts-languages-fallback-name-cewindows =
+    .label = Meadhan-Eòrpach, Microsoft
+fonts-languages-fallback-name-simplified =
+    .label = Sìnis shimplichte
+fonts-languages-fallback-name-traditional =
+    .label = Sìnis thradaiseanta
+fonts-languages-fallback-name-cyrillic =
+    .label = Cirilis
+fonts-languages-fallback-name-greek =
+    .label = Greugais
+fonts-languages-fallback-name-hebrew =
+    .label = Eabhra
+fonts-languages-fallback-name-japanese =
+    .label = Seapanais
+fonts-languages-fallback-name-korean =
+    .label = Coirèanais
+fonts-languages-fallback-name-thai =
+    .label = Tàidh
+fonts-languages-fallback-name-turkish =
+    .label = Turcais
+fonts-languages-fallback-name-vietnamese =
+    .label = Bhiet-Namais
+fonts-languages-fallback-name-other =
+    .label = Eile (a' gabhail a-steach feadhainn na Roinn-Eòrpa an Iar)