We make many adverbs by adding -ly to an adjective, for example:
There are some basic rules about spelling for -ly adverbs. See the table below:
But not all words that end in -ly are adverbs. The words friendly, lovely, lonely and neighbourly, for example, are all adjectives.
And some adverbs have no particular form. Look at these examples:
Note that the form of an adverb can also change to make it comparative or superlative.