General Difficult Words:
* Accommodate: To provide lodging or space for.
* Acrimonious: Bitter and angry; full of harsh words.
* Ambiguous: Open to more than one interpretation; unclear.
* Beneficiary: A person who receives benefits, especially from a will or trust.
* Conscientious: Very careful and thorough; principled.
* Decorous: Behaving with propriety and good taste; polite.
* Egregious: Outstandingly bad; shocking.
* Exacerbate: To make worse or more severe.
* Fiasco: A complete failure; a disaster.
* Indispensable: Absolutely necessary; essential.
* Irrevocable: Impossible to change or reverse.
* Labyrinthine: Like a labyrinth; complex and confusing.
* Mischievous: Naughtily playful or causing trouble.
* Paroxysm: A sudden attack or outburst of emotion or activity.
* Presumptuous: Too bold or confident; overstepping boundaries.
* Sacrilegious: Showing disrespect for something sacred.
* Superfluous: More than needed; extra.
* Ubiquitous: Present, appearing, or found everywhere.
* Vindicate: To clear someone of blame or suspicion.
Words Related to Specific Subjects:
Science:
* Atmosphere: The layer of gases surrounding the Earth.
* Biodiversity: The variety of life in a particular habitat or ecosystem.
* Catalyst: A substance that speeds up a chemical reaction.
* Chromosome: A thread-like structure of DNA and protein found in the nucleus of a cell.
* Convection: The transfer of heat by the movement of fluids.
* Eukaryotic: Relating to cells that have a nucleus and other membrane-bound organelles.
* Photosynthesis: The process by which plants use sunlight to make food.
* Radiation: Energy that travels in the form of waves or particles.
* Symbiosis: A close relationship between two species where at least one species benefits.
Literature:
* Allegory: A story with a hidden symbolic meaning.
* Alliteration: The repetition of consonant sounds at the beginning of words.
* Analogy: A comparison between two things that are similar in some way.
* Assonance: The repetition of vowel sounds within words.
* Foreshadowing: Hints or clues about events that will happen later in a story.
* Hyperbole: An exaggeration used for effect.
* Metaphor: A figure of speech that compares two unlike things without using "like" or "as."
* Oxymoron: A figure of speech that combines two contradictory words.
* Personification: Giving human qualities to inanimate objects or animals.
* Simile: A figure of speech that compares two unlike things using "like" or "as."
* Soliloquy: A speech given by a character alone on stage, revealing their thoughts and feelings.
History:
* Abolish: To formally put an end to something.
* Assassination: The murder of a public figure.
* Boycott: To refuse to buy or use something as a form of protest.
* Dictatorship: A government ruled by a dictator.
* Emancipation: The act of setting someone free from slavery.
* Imperialism: The policy of expanding a country's power through colonization.
* Revolution: A complete or drastic change.
* Suffrage: The right to vote.
* Totalitarianism: A system of government that controls all aspects of life.
* Tyranny: Cruel and oppressive government or rule.
Remember:
* Choose words that are relevant to the curriculum.
* Consider the level of difficulty for Year 9 students.
* Provide a variety of word types and themes to challenge students.
* Ensure that the words are spelled correctly in the test itself!