Englishfor English speakers
progressive
Adjective
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Something that is progressive has to do with progress.
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In politics, someone who is progressive wants to make things better through new laws and methods.
It's a victory for feminism and progressive politics.
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A progressive tax is a tax that makes the rich pay a much higher amount of their money than the poor.
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The progressive aspect is made with a form of the verb "be" and a verb with an "-ing" at the end.
The present progressive of "I go" is "I am going" and the past progressive of "I walk" is "I was walking".
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If a disease is progressive, it begins slowly and gets worse over time.
extinction
Noun
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The extinction of a type of plant, animal, job, etc is when it does not exist anymore.