Definify.com
Webster 1828 Edition
Unbelieve
UNBELIE'VE
, v.t.1.
  To discredit; not to believe or trust.2.
  Not to think real or true.Definition 2025
unbelieve
unbelieve
English
Verb
unbelieve (third-person singular simple present unbelieves, present participle unbelieving, simple past and past participle unbelieved)
-  (transitive, intransitive) To lose, give up, abandon, or relinquish belief in; stop believing.
-  2004, Treva Harte, Lani Aames, Maryjanice Davidson, Nicely Naughty:
- She began to unbelieve when she was eight years old.” Unbelieve. The word brought incredible sadness to them all. Every time a child started to unbelieve, a little of the magic of Christmas was lost.
 
 
 -  2004, Treva Harte, Lani Aames, Maryjanice Davidson, Nicely Naughty: