Irregular Adverbs

Generally to make an adverb we add –ly

Adjective	Adverb
quick slow sudden interesting willing	quickly slowly suddenly interestingly willingly

He was running quickly.
She walks slowly.
He entered the room suddenly.
I went to the party willingly.

There are a few irregular adverbs:

Adjective	Adverb
daily early fast good hard late	daily early fast well hard late

The newspaper comes out daily.
He gets up early.
They drive fast.
She speaks English well.
I work hard.
He arrived late.

Category: Grammar Reference