insubordination

See synonyms for insubordination on Thesaurus.com
noun
  1. the quality or condition of being insubordinate, or of being disobedient to authority; defiance: The employee was fired for insubordination.

Origin of insubordination

1
First recorded in 1785–95; in-3 + subordinat(e) + -ion

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024