Traditionally reconstructed with leading *h₁, but several Greek and Sanskrit compounds, if the analysis is correct, rule this out, for example Ancient Greekἀκαρός(akarós), a variant ofἔγκαρος(énkaros,“brain”),[4] or Sanskritहेमन्(héman,“in winter”) <*ǵʰeymén.[5][6]
^Schrijver, Peter C. H. (1991),The reflexes of the Proto-Indo-European laryngeals in Latin (Leiden studies in Indo-European; 2), Amsterdam, Atlanta: Rodopi,→ISBN, page59: “*h₁en-”
^Beekes, Robert S. P. (2011),Comparative Indo-European Linguistics: An Introduction, 2nd edition, revised and corrected byMichiel de Vaan, Amsterdam, Philadelphia: John Benjamins Publishing Company, page247: “*h₁en”
^Wodtko, Dagmar S.; Irslinger, Britta; Schneider, Carolin (2008),Nomina im indogermanischen Lexikon [Nouns in the Indo-European Lexicon] (in German), Heidelberg: Universitätsverlag Winter, page165
↑6.06.1Nussbaum, Alan J. (1986),Head and Horn in Indo-European (Untersuchungen zur indogermanischen Sprach- und Kulturwissenschaft. NF / Studies in Indo-European Language and Culture. New Series; 2), Berlin, New York: Walter de Gruyter,→DOI,→ISBN, page189
^Ringe, Donald (2006),From Proto-Indo-European to Proto-Germanic (A Linguistic History of English; 1)[1], Oxford: Oxford University Press,→ISBN,page71: “PIE *en”
^Byrd, Andrew Miles (2017–2018), “Chapter XX: Proto-Indo-European”, in Klein, Jared S.,Joseph, Brian D.,Fritz, Matthias, editors,Handbook of Comparative and Historical Indo-European Linguistics: An International Handbook (Handbücher zur Sprach- und Kommunikationswissenschaft[Handbooks of Linguistics and Communication Science];41.2), Berlin; Boston: De Gruyter Mouton,→ISBN, § The phonology of Proto-Indo-European, page2067
^Derksen, Rick (2008), “*ę̄drò”, inEtymological Dictionary of the Slavic Inherited Lexicon (Leiden Indo-European Etymological Dictionary Series; 4), Leiden; Boston: Brill,→ISBN,page157
^Mayrhofer, Manfred (1992), “*āṇḍá-”, inEtymologisches Wörterbuch des Altindoarischen [Etymological Dictionary of Old Indo-Aryan][2] (in German), volume 1, Heidelberg: Carl Winter Universitätsverlag, page162
^Turner, Ralph Lilley (1969–1985), “āṇḍá”, inA Comparative Dictionary of the Indo-Aryan Languages, London: Oxford University Press
^Adams, Douglas Q. (2013), “*ek”, inA Dictionary of Tocharian B: Revised and Greatly Enlarged (Leiden Studies in Indo-European;10), Amsterdam, New York: Rodopi,→ISBN,page78: “*h₁en-h₃kʷ-o-”
↑17.017.117.2De Vaan, Michiel (2008), “in”, inEtymological Dictionary of Latin and the other Italic Languages (Leiden Indo-European Etymological Dictionary Series; 7), Leiden, Boston: Brill,→ISBN,page300
^Zair, Nicholas (2012),The reflexes of the Proto-Indo-European laryngeals in Celtic, Leiden: Brill,→ISBN, page261
^Ziegler, Sabine (1994), Alfred Bammesberger and Günter Neumann, editors,Die Sprache der altirischen Ogam-Inschriften [The language of the Old Irish Ogham inscriptions] (Historische Sprachforschung; Ergänzungsheft 36) (in German), Göttingen: Vandenhoeck & Ruprecht,→ISBN, page103
Please seeModule:checkparams for help with this warning.Derksen, Rick (2008),Etymological Dictionary of the Slavic Inherited Lexicon (Leiden Indo-European Etymological Dictionary Series; 4), Leiden; Boston: Brill,→ISBN,page387
^Mayrhofer, Manfred (1992),Etymologisches Wörterbuch des Altindoarischen [Etymological Dictionary of Old Indo-Aryan][4] (in German), volume 1, Heidelberg: Carl Winter Universitätsverlag, pages166-67
^Derksen, Rick (2015),Etymological Dictionary of the Baltic Inherited Lexicon (Leiden Indo-European Etymological Dictionary Series;13), Leiden, Boston: Brill,→ISBN,pages196–197
^Adams, Douglas Q. (2013), “e(n)-”, inA Dictionary of Tocharian B: Revised and Greatly Enlarged (Leiden Studies in Indo-European;10), Amsterdam, New York: Rodopi,→ISBN,pages87-88: “PIE *h₁en”