The acquisition of language can vary from one child to another, just as walking some begin before the year, another to the year, others take longer, the same is the language, we are individuals, but there are certain parameters, the child begins with sounds pa, pa, ma, ma around 8 months, between 12 months to 18 will have said his first word that is usually breast or potato This is not a phenomenon about natural but cause of the frequency with which they repeat these words to the child, ie the stimulus.
Studies have determined that language is learned by imitation and the stimuli of the environment are determinant and will make a difference in language acquisition as well as in the intelligence and affectivity of the child.
There are a lot of stimuli that help the rapid acquisition of language, here is a selection of them:
Speak with a pleasant tone of voice and with a correct pronunciation of the words.
don't reinforce the child's first words that aren't correct, repeat the correct word without nagging.
When he asks you for something using an incorrect word, avoid giving it to him quickly and reinforce it with the correct word.
Speak at a level that can observe your mouth when you speak.
When you address the child, point to the object when you say its name, so it will associate an object with a word. preferably familiar objects (teapot, glass, water, soap, soup).
use short words or phrases according to age.
Every time the child says a word or phrase correctly, he should encourage it, and celebrate with it the new achievement.
Sing short songs to your child, enjoy singing with you, take advantage of any time, and place.
It is important that you communicate with your child you and other people who live in the home.
Devote your attention when I want to tell you something.
Read a story to your child before going to sleep, this way you will develop in him, imagination, love for reading and language.
These tips can be applied to all ages, the child will be developing their language from or month to 5 years. Appropriate age that a teacher or a Specialist can detect some problem of the same one.