etym p.89 dobbel-ton...

http://lila-erc.eu/data/lexicalResources/NLW/id/attestation/25389 <http://www.w3.org/nl/lemon/frac#Attestation>

etym p.89 dobbel-ton... 
etym p.89 dobbel-tongigh. Balbus, et Bilinguis, ambiloquus. ] 

data from the linked data cloud