| flimflam(noun, trick, deception, talk, swindle) |
| fling(noun, business, love, passion, thing) |
| forbidden love(noun, expression, love, passion, devotion) |
| fourberie(noun, business, deception, talk, swindle) |
| humbug(noun, fix, trick, deception, swindle) |
| illicit love(noun, expression, love, passion, devotion) |
| intrigue(noun, love, passion, deception, talk) |
| jugglery |
| racket(noun, trick, deception, swindle, dishonesty) |
| sexual relationship outside of marriage(expression, idiom, love, passion, devotion) |
| shiftiness(noun, dishonesty, crookedness, deviousness, craftiness) |
| skulduggery |
| skullduggery(noun, business, deception, dishonesty, fraud) |
| slyness(noun, dishonesty, treachery, cunning, fraud) |
| swindle(noun, trick, deception, dishonesty, treachery) |
| triangle(noun, love, passion, devotion, fling) |
| absurdness(absurdity, stupidity, foolishness, shenanigans) |
| adulterous affair |
| affair of the heart(noun, expression, idiom, love, passion) |
| affaire de coeur(noun, expression, idiom, love, passion) |