This list of adverbs should help you to understand adverbs a little better. For a more in-depth look at adverbs, see the adverb page.
A: absentmindedly, adoringly, awkwardly
B: beautifully, briskly, brutally
C: carefully, cheerfully, competitively
E: eagerly, effortlessly, extravagantly
G: girlishly, gracefully, grimly
H: happily, halfheartedly, hungrily
L: lazily, lifelessly, loyally
Q: quickly, quietly, quizzically
R: really, recklessly, remorsefully, ruthlessly
S: savagely, sloppily, so, stylishly
U: unabashedly, unevenly, urgently
W: well, wishfully, worriedly
A: after, afterwards, annually
N: never, now
S: soon, still
T: then, today, tomorrow
W: weekly, when
A: abroad, anywhere, away
H: here, home
I: in, inside
O: out, outside
U: underground, upstairs
N: not (this includes n't)
R: rather, really
T: terribly, too
|carefully||more carefully||most carefully|
For more adverbs, check out this site.
Seeing a list of adverbs is a great way to learn what an adverb is.
Sentence diagramming can teach you what an adverb does.
Sentence diagramming is a visual way to show how the words in a sentence are related to each other.
You already know that adverbs are words that modify verbs, adjectives, and other adverbs. Diagramming will show this to you.
Adverbs are diagrammed on a slanted line underneath the word that they modify.