Words like "possibly" and "truly" (7)
I believe the answer is:
adverbs
(Other definitions for adverbs that I've seen before include "Parts of speech" , "quickly, perhaps" , "They qualify or modify other words" , "Modifying words" .)
I believe the answer is:
adverbs
(Other definitions for adverbs that I've seen before include "Parts of speech" , "quickly, perhaps" , "They qualify or modify other words" , "Modifying words" .)