un converted (adjective) faithless: disloyal
Sinonime: capricious,
changeable, changeful,
cheating,
deceitful,
dishonest, double-crossing, double-dealing, doubting,
dubious,
false,
fickle, fluctuating, inconstant,
perfidious, recreant,
skeptical, traitorous,
treacherous, two-faced, two-timing, unbelieving, unconverted, unfaithful, unloyal,
unreliable,
unstable,
untrue,
untrustworthy, untruthful,
waveringAntonime: believing,
constant,
faithful,
loyal,
reliable,
true