Frequently (3)
'frequently' is the definition.
(oft can mean frequently, eg oft-quoted)
This is all the clue.
(Other definitions for oft that I've seen before include "(Poetically) frequently" , "Many times, to the poet" , "Many times (archaic)" , "Frequently, as the poet would have it" , "Many times, of old" .)
'frequently' is the definition.
(synonyms)
This is the entire clue.
(Other definitions for often that I've seen before include "A lot" , "Multiply" , "Repeatedly with regularity" , "Repeatedly, many times" , "Frequent" .)
'frequently' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for a lot that I've seen before include "Significant amount" , "What little things mean?" , "Much" , "Greatly" , "A good deal" .)
'frequently' is the definition.
(I know that frequently can be written as oftentimes)
This is all the clue.
(Another definition for oftentimes that I've seen is " Frequently (archaic)".)