Two possibilities are, discount and recount.
recount
The prefix for "wrong" is "mis-", so the prefix for "wrong count" would be "miscount-".
count
Recount.
account originates from the word "conter" (fr.: to count) the prefix a/ad means "to" (from Latin, through French)
The prefix In- can be added to numerable.
I want to say arrass. Don't count on it.
its actually non
just discounted i believe. dis-count-ed
Some words with the prefix "ab" meaning away from are abnormal, abduct, and absent.
I had to count the 0s - it would have been easier to space them in threes. Anyway that is I Million, so the prefix is M.
The noun form of the adjective 'agreeable' is agreeableness.