This document contains vocabulary words and sample sentences to help achieve a Band 9 score on the IELTS exam. It includes 9 words: on par, contrary, volatile, parallel, retain, plateau, embrace, pique, hinder. For each word there are definitions and examples of use in speaking and writing tasks. The document was created based on a YouTube video by IELTS Ryan and is being shared by JROOZ Review Center Inc to help with IELTS preparation.