Add detail about how, when, where and how often things happen.
Meet the main kinds of adverbs — manner, time, place, frequency and degree.
Always, usually, never — how often something happens.
Quickly, carefully, well — describing how an action happens.
Where an adverb goes in a sentence, and why it can move.
More quickly, faster — comparing how two actions are done.
Very, quite, extremely — saying how much or to what extent.
Too tired vs tired enough — saying there's too much, or just the right amount.
So tired vs such a tiring day — intensifying an adjective or a whole noun phrase.
Even, only, just — pointing to exactly the part of a sentence that matters.