Synonyms of unconverted

2 Syllables

fickle, dubious, untrue, recreant, cheating, unloyal, faithless, doubting, false

3 Syllables

traitorous, deceitful, unstable, inconstant, treacherous, skeptical, capricious, dishonest, two-faced, two-timing, untruthful, fluctuating, perfidious, wavering, changeful, unfaithful, changeable

4 Syllables

untrustworthy, unreliable, double-dealing, unbelieving, double-crossing