Definition:

An adverb is a part of speech that modifies (describes or gives more information about) a verb, adjective, another adverb, or even a whole sentence.

Types of Adverbs:

Type	What It Describes	Examples
Adverb of Manner	How something is done	quickly, carefully, loudly, well
Adverb of Time	When or how long	now, yesterday, soon, later
Adverb of Place	Where	here, there, everywhere, outside
Adverb of Frequency	How often	always, never, often, sometimes
Adverb of Degree	To what extent	very, too, quite, almost, extremely
Adverb of Certainty	How sure	definitely, probably, maybe
Interrogative Adverbs	Used in questions	when, where, why, how
Conjunctive Adverbs	Connect clauses	however, therefore, meanwhile

Position of Adverbs:

Position	Rule	Example
Before the main verb	Common for frequency/time	She always wakes up early.
After the verb (or object)	Common for manner	He speaks confidently.
At the beginning	For emphasis or time/place	Yesterday, I went to the park.
At the end	Most flexible	I’ll call you later.

Forming Adverbs:

Adjective	→ Add -ly	Adverb
quick	→	quickly
careful	→	carefully
happy	→	happily

Comparative & Superlative Adverbs:

Adverb	Comparative	Superlative
fast	faster	fastest
carefully	more carefully	most carefully
well	better	best
badly	worse	worst
little	less	least
much	more	most

Special Adverbs to Know:

Adverb	Meaning
too	excessively (too tired)
enough	sufficient (fast enough)
rather	quite (rather cold)
fairly	moderately (fairly good)
pretty	quite (informal)
quite	completely / fairly (context!)