Preschoolers acquire vocabulary at a rate of nearly one new word every 2 hours, 24 hours a day. They manage this feat through a process known as , in which new words are associated with their meaning after only a brief encounter.

A

Explanation:

A habit is a settled or regular tendency or practice, especially one that is hard to give up. And an addiction is the fact or condition of being addicted to a particular substance, thing, or activity. Which is basically the same thing. Also a habit or addiction can both be to good and bad things.