Etymologically
← All sources

Boutkan & Siebinga 2005

Cover of Boutkan & Siebinga
Cover: Open Library

Boutkan, Dirk; Siebinga, Sjoerd Michiel (2005), Old Frisian Etymological Dictionary, Leiden Indo-European Etymological Dictionary Series 1, Leiden / Boston: Brill

Footnotes show it as “Boutkan & Siebinga”.

Cited in 148 entries