Adjectives ending in -ly
Incorrect | Correct |
She smiled friendly. | She smiled in a friendly way. |
Incorrect | Correct |
She smiled silly | She have a silly smile |
Here you can see that the mistake is using an adjective instead of an adverb.
Adverbs is used to modify verbs.
Most adverbs ends with –ly, but there are also a adjectives that ends in – ly.
Example: costly, friendly, lively, likely, lonely, lovely, silly and ugly.