By age 6 , they have approximately 2,600 words of expressive vocabulary and 20,000 -- 24,000 words of receptive vocabulary .
By age 5 , children tend to have an expressive vocabulary of 2,100 -- 2,200 words .
By age 6 , children have approximately 2,600 words of expressive vocabulary and 20,000 -- 24,000 words of receptive vocabulary .
By age 5 , children tend to have an expressive vocabulary of 2,100 -- 2,200 words .