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lengua f. (Noun) "tongue;" "language"
12th cent. From Latin lingua 'id.' Old Latin dingua. The change from d- to l- was a taboo distortion and from contamination from lingere "to lick." From Proto-Italic *dn̥χwā- "tongue." From Proto-Indo-European *dnǵh-u̯h2- 'id.'
Indo-European
Romance
Asturian llingua, Portuguese língua, Galician lingua, Catalan llengua, French langue, Italian lingua, Aromanian limbã, Romanian limbã, Sardinianlimba
Italic
Oscan fancua "tongues"
Celtic
Old Irish tengae "tongue," Old Welsh tauawt 'id.,' Middle Breton teaut 'id.,' Old Cornish tauot 'id.'
Germanic
Gothic tuggo "tongue," Old Norse tunga 'id.,' Old High German zunga 'id.,' Old Saxon tunga, Old English tunge (English tongue)
Balto-Slavic
Old Church Slavonic językъ "tongue," Russian jazýk 'id.,' Old Prussian insuwis 'id.,' Lithuanian liežuvìs 'id.,
Armenian
Armenian lezow "tongue"
Indo-Iranian
Sanskrit jihvā- "tongue," Avestan hizuuā- 'id.'
Tocharian
A käntu "tongue," B kantwo 'id.'