In this table we report the expected expressive vocabulary skills for children according to age. There is obviously a wide individual variety given by socioeconomic status, educational possibilities and learning experiences. However, a notable deviation from these numbers could be grounds for consulting a specialist.
|Age||Vocabulary size (in production)|
|12 months||2 to 6 (in addition to mum e Pope)|
|3 years and 6 months||1'200|
|4 years and 6 months||1'900|
Translated and adapted by: Lanza and Flahive (2009), LinguiSystems Guide to Communication Milestones