Core vocabulary and communication.
The Power of Core Vocabulary Core vocabulary refers to the small number of words that make up >70-90% of what we say daily. These words are relevant across contexts and can have many meanings. They are a specific set of pronouns, words, descriptors, prepositions and very few nouns that apply across settings. Some examples of core vocabulary include: stop, go, get, more, turn, mine, on, off, up, down, that. They are classified as:- Tier 1- Most basic words. Tier 2- High-frequency words. Tier 3- Low-frequency words. They are also the words that are on the AAC device(Augmentative and Alternative Communication)