Learn how to say Contumacy correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word contumacy:
obstinate and wilful rebelliousness or resistance to authority; insubordination; disobedience
the wilful refusal of a person to appear before a court or to comply with a court order
C14: from Latin contumācia, from contumāx obstinate; related to tumēre to swell, be proud