Not completely sure (9)
I believe the answer is:
uncertain
(Other definitions for uncertain that I've seen before include "Not at all sure or decided" , "up in the air" , "Unsure" , "Not definitely known" , "Not convinced" .)
I believe the answer is:
uncertain
(Other definitions for uncertain that I've seen before include "Not at all sure or decided" , "up in the air" , "Unsure" , "Not definitely known" , "Not convinced" .)