Synonym of FALSE

Defective
Untrue
TRUE
Inaccurate

The correct answer is B. Untrue.

A. Defective means not working properly.
B. Untrue means not true or not correct.
C. True means being in accordance with fact or reality.
D. Inaccurate means not correct or precise.

In this case, the word “false” means not true or not correct. Therefore, the correct synonym is “untrue”.