Trying to build a one-state reality in the name of “inalienable rights and realpolitik” is treacherously dishonest.
I saw her treacherously dealt with by Indians who called themselves at peace.
One of the shallops had been, as it was believed, treacherously destroyed.
Some maintain that they are treacherously procrastinating this matter, but this has not frightened us as yet.
They thought that they were treacherously fired upon, and fled precipitately.
He said that all they demanded was the Indian who had so treacherously injured the foreman of their gangs.
The Indians have been tampered with treacherously, against his knowledge and consent.
The insurrections were put down and many of the brave captives were treacherously slaughtered.
The newly-married Dauphin treacherously breaks with his wife's party.
It became necessary for the allies to send a flag of truce to Odessa, the bearers were treacherously fired upon.
early 14c., from Old French trecheros (12c.), from trecheur, agent noun from trechier "to cheat, trick" (see trick). Figuratively, of things, from c.1600. Related: Treacherously; treacherousness.