лѧхъ

Old East Slavic

лѧхъ (lęxŭ) m (related adjective лѧдьскъ)

Lechite; Pole
(in the plural) Poland (a country in Europe)
- 1377, Dmitry of Suzdal, Laurentian Codex‎^[1], page 160:
  ѿтуда пакꙑ на лѣто володимерю ѡпѧть· та посла мѧ с҃тославъ в лѧхꙑ
  otŭtuda paky na lěto volodimerju opętĭ· ta posla mę s:toslavŭ v lęxy
  thence again to Volodimir for the summer; and Svyatoslav sent me to Poland

Declension of лѧхъ (u-stem)

лѧхъ • (ljax) m pers (nominative plural лѧ́хи or лѧ́хы)

Belarusian: лях (ljax)
Carpathian Rusyn: Лях (Ljax)
Ukrainian: лях (ljax)
→ Czech: Ľach (dialectal)
→ Polish: Lach
→ Romanian: leah
→ Ottoman Turkish: له (leh)
- Turkish: Leh
- → Middle Armenian: լեհ (leh)
  - Armenian: լեհ (leh)

^ Trubachyov, Oleg, editor (1988), “*lęxъ”, in Этимологический словарь славянских языков [Etymological dictionary of Slavic languages] (in Russian), numbers 15 (*lětina – *lokačь), Moscow: Nauka, →ISBN, page 57
^ Melnychuk, O. S., editor (1989), “лях”, in Етимологічний словник української мови [Etymological Dictionary of the Ukrainian Language] (in Ukrainian), volume 3 (Кора – М), Kyiv: Naukova Dumka, →ISBN, page 343
^ Rudnyc'kyj, Ja. (1972–1982) “лях”, in An Etymological Dictionary of the Ukrainian Language, volumes 2 (Д – Ь), Ottawa: Ukrainian Mohylo-Mazepian Academy of Sciences; Ukrainian Language Association, →LCCN, page 788: “MUk. ляхъ (1736)”
^
^{The template Template:R:be:ESBM does not use the parameter(s): url=liach
Please see Module:checkparams for help with this warning.}Martynaŭ, V. U., editor (1990), “лях₁”, in Этымалагічны слоўнік беларускай мовы [Etymological Dictionary of the Belarusian Language] (in Belarusian), volumes 6 (лі́ра – мая́чыць), Minsk: Navuka i technika, page 144

Hrynchyshyn, D. H., editor (1977), “лѧх; *лѧхы”, in Словник староукраїнської мови XIV–XV ст. [Dictionary of the Old Ukrainian Language of the 14ᵗʰ–15ᵗʰ cc.] (in Ukrainian), volume 1 (А – М), Kyiv: Naukova Dumka, page 569
^{The template Template:R:zle-obe:HSBM does not use the parameter(s): url=lyakh
Please see Module:checkparams for help with this warning.}Bulyka, A. M., editor (1998), “ляхъ, лехъ”, in Гістарычны слоўнік беларускай мовы [Historical Dictionary of the Belarusian Language] (in Belarusian), numbers 17 (лесничий – местский), Minsk: Belaruskaia navuka, →ISBN, page 211
Chikalo, M. I., editor (2013), “ляхъ, лехъ, ліахъ, лѧхъ”, in Словник української мови XVI – I пол. XVII ст. [Dictionary of the Ukrainian Language: 16ᵗʰ – 1ˢᵗ half of 17ᵗʰ c.] (in Ukrainian), numbers 16 (легкомыслность – лѧчи), Lviv: KIUS, →ISBN, page 196