Talkative a. : Given to much talking.

Example:
Why is it that some people are Talkative and others are quiet?

Taxonomy
Merriam-Webster Online Dictionary, Dictionary, webster, Word Games, loquacity, Webster Online Dictionary with audio pronunciations, garrulous, thesaurus, glossary, english, language, ESL, Search, tiv, adjective, 15th century, ly, adverb.

Defination from the web:
talkative from the Merriam-Webster Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games. ... synonyms talkative, loquacious, garrulous, voluble mean given to talk or talking. ...