Etymology is the study of the origin and history of words. It explores how words have evolved over time, including their roots, changes in form, and shifts in meaning. By examining the linguistic ancestry of a word, etymologists can trace its journey through different languages and cultures. This field often reveals connections between languages, such as how many English words derive from Latin or Greek. Understanding etymology can enhance vocabulary and comprehension, as it provides insights into the relationships between words and their meanings, enriching our appreciation of language.