If your 13-month-old child uses the noun "drink" to refer only to juice and not to other liquids that are also drinks, he is exhibiting a common language tendency called ____.
A) telegraphic speech
B) underextension
C) overextension
D) phonemes

Question

Quizplus · Accepted Answer

Underextension refers to using a word to refer to only a subset of its possible referents. In this case, the child is using "drink" to refer only to juice and not to other liquids, which is an example of underextension.

If Your 13-Month-Old Child Uses the Noun "Drink" to Refer