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CPS HSAT Vocabulary · Tier 2

obdurate

adjective

Definition

stubbornly refusing to change

In a sentence

The obdurate clerk would not refund the ticket.

Similar words

  • stubborn
  • unyielding

Why this word matters: obdurate appears in academic reading at the 8th-grade level and is exactly the type of word that shows up on the CPS HSAT Reading section. Practice it in context with our spaced-repetition system at vocabulary.