3.5 3.9

1. beginning at about 4 months, the stage of speech development in which the infant spontaneously utters various sounds at first unrelated to the household language.

• one-word stage
• two-word stage
• cooing stage
• babbling stage

1. in a language, a system of rules that enables us to communicate with and understand others.

• syntax
• grammar
• pronunciation
• vocabulary

1. our spoken, written, or signed words and the ways we combine them to communicate meaning.

• grammar
• dialect
• syntax
• language

1. in a language, the smallest unit that carries meaning; may be a word or a part of a word.

• morpheme
• syntax
• phoneme
• lexeme

1. the stage in speech development, from about age 1 to 2, during which a child speaks mostly in single words.

• telegraphic speech
• one-word stage
• holophrastic stage
• two-word stage

1. application of a principle of regular change to a word that changes irregularly. Ex: Bringed instead of brought.

• regularization
• irregularization
• misapplication
• overgeneralization

1. in language, the smallest distinctive sound unit.

• phoneme
• morpheme
• grapheme
• syllable

1. the set of rules by which we derive meaning from morphemes, words, and sentences in a given language; also, the study of meaning.

• semantics
• phonetics
• morphology
• syntax

1. the rules for combining words into grammatically sensible sentences in a given language.

• syntax
• semantics
• morphology
• phonetics

1. when a child moves beyond the two-word, relational stage of language development and begins to express longer, three-word sentences using a finite set of grammatical categories, such as nouns, verbs, and adjectives.

• telegraphic speech
• narrative speech
• complex sentences
• simple sentences