This document defines and provides examples of different types of adverbs. Adverbs are words that modify verbs, adjectives, and other adverbs by describing manner, time, place, frequency, degree, purpose, or certainty. The main types of adverbs are adverbs of manner, time, place, frequency, degree, and certainty. Examples are given for each type of adverb to illustrate how they answer questions of how, when, where, how often, to what extent, and how certain. The document also discusses how adverbs are typically formed from adjectives.