Synonyms of two-timing

2 Syllables
disloyal, deceit, cheating, lying, unloyal, faithless, bunco, fickler
3 Syllables
traitorous, treacheries, treacherous, dishonest, lubricious, foresworn, affaire, untruthful, perfidy, perjurious, perfidious, treasonous, disloyalty, unfaithful, underhand, moonlighting, treachery
4 Syllables
untrustworthy, unprincipled, double-dealing, inconstancy, duplicitous, falsehearted, adulterous, unpatriotic, dirty-dealing, undutiful, adultery, unethical, treacherousness, unconverted, treasonable
5 Syllables
infidelities, infidelity, ambidextrousness, adulterine, in-fidelity
6 Syllables
extracurricular