untrue

(adjective)

adjective

1. not according with the facts

- unfortunately the statement was simply untrue

Similar word(s): false

2. not true to an obligation or trust

- is untrue to his highest opportunity and duty

Similar word(s): unfaithful

3. not accurately fitted; not level

- off-level floors and untrue doors and windows

Similar word(s): uneven

4. (used especially of persons) not dependable in devotion or affection; unfaithful

- when lovers prove untrue

Similar word(s): inconstant, false