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Tiers of vocabulary

Tiers of vocabulary - a system for classifying words for instruction. Tier 1 are everyday words, such as water, run, happy. Tier 2 words are frequently occurring academic words which must be taught. For example, analyze, reverberate, sympathetic. Tier 3 words also must be taught but are generally associated with specific content areas: for example, cumulus, congressional, multiplicative.

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