treasonously
English
Etymology
From treasonous + -ly.
Adverb
treasonously (comparative more treasonously, superlative most treasonously)
- In a treasonous manner, or to a treasonous degree
- 2009 January 23, Eve M. Kahn, “Conversation-Piece Buys, Maybe. Intriguing Histories, Definitely.”, in The New York Times[1], archived from the original on 8 June 2020:
- […] British potters in Liverpool treasonously inscribed pro-American slogans on 1810s pitchers for the lucrative export trade ($2,000 to $6,000 at William R. and Teresa F. Kurau).