puhekieltä To step or turn aside; to deviate; to swerve; especially, to turn aside from the main subject of attention, or course of argument, in writing or speaking.
Holland
Moreover she beginneth to digress in latitude.
John Locke
In the pursuit of an argument there is hardly room to digress into a particular definition as often as a man varies the signification of any term.
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puhekieltä To turn aside from the right path; to transgress; to offend.
Shakespeare
Thy abundant goodness shall excuse / This deadly blot on thy digressing son.