One tricky suffix is - ly, which usually, but not always, denotes an adverb.

Select all of the - ly words that are adverbs. Some affixes have more than one use.

1. resolutely

2. reasonably

3. truly

4. lovely

5. fiercely

6. likely

7. friendly

8. emphatically

The words that denote an adverb are: resolutely, reasonably, truly, fiercely and emphatically

Explanation:

The suffix "ly" can have different uses, turning an adjective into an adverb is the most common one but not the only one, the other two uses of this suffix is to add the meaning of "every" or "like" to other words, besides it is not always after an adjective it could also follow a noun, for instance Lovely, likely, friendly from this list, are adjectives even when they have the "ly" suffix.