Language can be a facilitator of the Abstraction Processes.
On the other side of the ledger, show me a parent who has a child with a good vocabulary and I will show you parent who express wonder at the keenness of their child's awareness of his surroundings!
In instances where a dearth of language does relate to a general lack of environmental awareness, this red flag gives us an opportunity to recognize this state early and take steps to ameliorate the problem.
Here is where language again plays a role.
Language as a facilitator: There was a concept of language called the Whorfian Theory which suggested that a person could not see an object unless he had a word for it.
It suggested, for example, that Eskimos had many words for snow and could see many different kinds of snow, where as you and I only saw snow.