- Unbelieving - Unreliable, Treacherous - Not believing; not giving credit. - Not believing on God or religion; specifically, not
believing in the Christian religion. - Not observant of promises or covenants. - Not true to allegiance, duty, or vows; perfidious;
trecherous; disloyal; not of true fidelity; inconstant, as a husband or
a wife. - Serving to disappoint or deceive; delusive;
unsatisfying.