German, German variant, traditional orthography

German, German variant, orthography of 1996

Inuktitut in Canadian Aboriginal Syllabic script

PRC Mainland Chinese in simplified script

PRC Mainland Chinese in traditional script

published by error in Table 1 of ISO 639:1988

sr, hr, bs are preferred for most modern uses

as of 2008-04-21 this subtag does not include Lyngngam; see
lyg

a Niger-Congo language spoken in Cameroon; not to be confused
with the Pinyin romanization systems used for Chinese and Tibetan

see xpb, xpd, xpf, xph, xpl, xpv, xpw, xpx, xpz

Not intended for use as a language subtag

as of 2006-03-29 GB no longer includes the Channel Islands and
Isle of Man; see GG, JE, IM

Includes Northern America (021), Caribbean (029), and Central
America (013); see also 021

Does not include Caribbean (029) or Central America (013); see
also 003

16th century French as in Jean Nicot, "Thresor de la langue
francoyse", 1606, but also including some French similar to that of
Rabelais

17th century French, as catalogued in the "Dictionnaire de
l'académie françoise", 4eme ed. 1694; frequently includes
elements of Middle French, as this is a transitional period

For standardized Resian an orthography was published in 1994.

Denotes conventions established by the Academia Brasileira de
Letras in 1943 and generally used in Brazil until 2009

Romanizations recommended by the American Library Association
and the Library of Congress, in "ALA-LC Romanization Tables:
Transliteration Schemes for Non-Roman Scripts" (1997), ISBN
978-0-8444-0940-5.

Aluku dialect of the "Busi Nenge Tongo" English-based Creole
continuum in Eastern Suriname and Western French Guiana

Represents the standard written form of Ladin in Anpezo

Portuguese orthography conventions established in 1990 but
not brought into effect until 2009

Occitan variant spoken in the Val d'Aran

Archaic Esperanto variant devised by Manuel Halvelik

Denotes alphabet used in Turkic republics/regions of the
former USSR in late 1920s, and throughout 1930s, which aspired to
represent equivalent phonemes in a unified fashion. Also known as: New
Turkic Alphabet; Birlәşdirilmiş Jeni Tyrk
Әlifbasь (Birlesdirilmis Jeni Tyrk Elifbasi);
Jaŋalif (Janalif).