Early Communication Stages
Vocabulary & Word learning
Pragmatics & Conversation Skills
Play & Social Development
Language Principles & Knowledge
100

This stage occurs from 0–8 months when adults interpret an infant’s behavior as communicative, even though it isn’t intentional.

What is the perlocutionary stage?

100

The ability to link a new word to its meaning after minimal exposure.

What is fast mapping?

100

This conversational device lets speakers leave out information already known to the listener.

What is ellipsis?

100

Play that involves exploration alone and is least tied to language development.

What is solitary exploratory play?

100

The majority of children’s first words belong to this grammatical category.

What are nouns?

200

At around 8–12 months, babies begin intentionally communicating through gestures and vocalizations.

What is the illocutionary stage?

200

When a child says “breaked” instead of “broke,” this type of error has occurred.

What is overgeneralization?

200

When a preschooler answers “Playing” to “What are you doing?”, they’re showing this skill.

What is ellipsis?

200

Pretend play that supports storytelling and symbolic language.

What is symbolic play?

200

According to universal principles, children learn morphemes at the end of words first due to this rule.

What is paying attention to the ends of words?

300

The stage beginning around 12 months when true words start replacing gestures.

What is the locutionary stage?

300

When a child calls all animals “dog,” this type of word learning mistake has occurred.

What is overextension?

300

A conversational move that both responds to and encourages a child’s next turn.

What is a turnabout?

300

Adult guidance that helps children extend topics and maintain conversation.

What is scaffolding?

300

The type of knowledge based on categories and word classes.

What is taxonomic knowledge?

400

A back-and-forth exchange between infant and caregiver that resembles a real conversation.

What is a protoconversation?

400

This hypothesis states that children understand word meaning based on how an object is used or what it does.

What is the functional core hypothesis?

400

This term describes the ability to understand that others have different thoughts and feelings.

What is Theory of Mind?

400

A child’s ability to keep a topic going for about 12 conversational turns develops around this age.

What is 5 years old?

400

The narrative organization that centers events around one main theme or character.

What is centering?

500

A term for a child’s consistent sound pattern used in context but not considered a true word.

What is a protoword?

500

The stage when most toddlers begin combining two words.

What is 18–24 months?

500

The pragmatic function that includes protesting and requesting actions.

What is the control function?

500

The process of linking events so one directly leads to another in a story.

What is chaining?

500

The principle that states grammatical markers must make semantic sense.

What is “grammatical markers should align with meaning”?