Not onto (9)
I believe the answer is:
oblivious
(Other definitions for oblivious that I've seen before include "Ignorant" , "Not noticing" , "Blind (to)" , "Absent-mindedly unaware" , "In ignorance" .)
I believe the answer is:
oblivious
(Other definitions for oblivious that I've seen before include "Ignorant" , "Not noticing" , "Blind (to)" , "Absent-mindedly unaware" , "In ignorance" .)