Tier 2 vocabulary words, as described by Beck, McKeown, and Kucan, are best characterized as:
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A
Basic, everyday words known by most young children (e.g., happy, run)
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B
High-frequency, high-utility academic words that appear across subject areas (e.g., analyze, conclude)
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C
Highly specialized, domain-specific technical terms (e.g., photosynthesis, isosceles)
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D
Words encountered only in literary texts and poetry