Misgivings (6)
'misgivings' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for doubts that I've seen before include "Thinks something unlikely" , "Uncertainties" , "Has reservations, is uncertain" , "Misgivings" , "Suspicions" .)
'misgivings' is the definition.
(I know this)
This is the entire clue.
(Other definitions for qualms that I've seen before include "Misgivings, pangs of conscience" , "Feelings of doubt" , "Misgivings, feelings of uneasiness" .)
(Other definitions for ifs that I've seen before include "Conditional conjunctions" , "Suppositions, may be accompanied by buts" , "If . . . and ands were pots and pans" , "No ...,ands or buts, no argument allowed" , "Conditions or suppositions, may join with buts" .)