Sources of Child Vocabulary Competence: A Multivariate Model.

Investigated individual variation in child vocabulary competence, evaluating mothers' sociodemographics, personalities, and vocabulary and children's' gender, social competence, and vocabulary competence. Specific aspects of children and mothers accounted for variation in child vocabulary knowledge and use. Child's gender and social competence and mother's vocabulary and attitude toward parenting were among the factors that directly affected vocabulary competence. (SM)