misprision
Concise Oxford English Dictionary © 2008 Oxford University Press:
misprision1 /mɪsˈprɪʒ(ə)n/ (also misprision of treason or felony)
▶noun Law, chiefly historical the deliberate concealment of one's knowledge of a crime.
– origin ME: from OFr. mesprision ‘error’, from mesprendre, from mes- ‘wrongly’ + prendre ‘to take’.
Concise Oxford English Dictionary © 2008 Oxford University Press:
misprision2 /mɪsˈprɪʒ(ə)n/
▶noun rare erroneous judgement.
'misprision' also found in these Oxford entries:

