Afg. – Afghan (Pasto);	M.H.G. – Middle High German,
Alb. – Albanian;	Mok. – Moksha;
Alt. – Altaic, Altaian (South Altaic);	Mong. – Mongolic;
Ar. – Arabic;	Mord. – Mordvin;
Arm. – Armenian;	N.Gmc. – North Germanic;
Assyr. – Assyrian;	Nog. – Nogai;
Av. – Avesta;	Norw – Norwegian;
Azer. – Azerbaijan;	O.E. – Old English;
Balk. – Balkar;	Ogh. – Oghuz;
Balt. – Baltic;	O.H.G. – Old High German;
Bash. – Bashkir;	O.I. – Old Indic;
Blr – Belorussian;	O.Icl. – Old Icelandic;
Bulg. – Bulgarian;	O.L.G. – Old Low German;
Celt. – Celtic;	O.Pers. – Old Persian;
Chech. – Chechen;	Osc. – Oscan;
Chuv. – Chuvash;	O.C.S – Old Church Slavonic;
Corn. – Cornish	Os. – Ossetic;
Cr. – Croatian;	O.S. – Old Slavic;
Cz. – Czech;	O.T. – Old Türkic;
Dan. – Danish;	P.Gmc. – Proto Germanic;
Dt. – Dutch;	Pers. – Persian;
Georg. – Georgian;	Phoen. Phoenician;
Eng. – English;	PIE – Proto-Indo-European;
Er. – Erzya;	PSl – Proto-Slavic
Est. – Estonian;	Pol. – Polish;
Fin. – Finnish;	Rus. – Russian;
Fr. – French;	Sar. – Sarykoli;
Fris – Frisian	Sax. – Saxon;
Gag. – Gagauz	S.Cr. Serbo-Croatian;
Ger. – German;	Sem. – Semitic;
Gil. – Gilaki;	Serb. – Serbian;
Goth. – Gothic	Skt. – Sanskrit;
Gr. – Greek;	Slav. – Slavic;
Gmc. – Germanic;	Slvk. – Slovakian;
Heb. – Classical Hebrew;	Slvn. – Slovenian;
Hung. – Hungarian;	Sp. – Spanish;
I.E. – Indo-European;	Sw. – Swedish;
Ir. – Iranian;	Taj. – Tajik;
Karach. – Karachai	Tal. – Talishi;
Kaz. – Kazakh;	Tat. – Tatar;
Khak. – Khakassian	Toch. – Tocharian;
Khan. – Khanty;	Trc. – Turkic;
Kum. – Kumyk;	Turk. – Turkish;
Kyrg. – Kyrghyz;	Turkm. – Turkmenian;
Lat – Latin	Tuv. – Tuvinian;
Lith. – Lithuanian	Udm. – Udmurt;
Let. – Lettish	Ukr. – Ukrainian;
Low Ger. – Low German;	Uzb. – Uzbek;
Lus. – Lusatian (Sorbian);	W.Gmc. – West Germanic;
Mans. – Mansi;	Yazg. – Yazgulami;
M.E. – Middle English;	Yak. – Yakut.