MediaWiki:Apihelp-query+languageinfo-paramvalue-prop-fallbacks
From YoungHerculesWiki
⧼monobook-jumptonavigation⧽⧼monobook-jumptosearch⧽
The language codes of the fallback languages configured for this language. The implicit final fallback to 'en' is not included (but some languages may fall back to 'en' explicitly).
