浮気成金の英語

（男なら）to be true―（to one woman）―（男女共）―be faithful―be true―（to one man or woman）―（何事に限らず）―to stick to one person or thing

（男なら）to go after other women―gad after other women―（男女共）―be false （to a man or a woman）―（宗教上なら）―go after other gods―go a-whoring after strange gods

to have a love affair

have an affair with ...

a man's fickle feelings

a personal characteristic of a woman of being wanton

of a condition of a woman, wanton

a two-timing boyfriend

of a woman, a condition of being fickle and wanton

But new loves shall I find to please

I have never cheated on my partner.

a lady [woman] of easy virtue

capricious love

have a bit on the side

I have never cheated before.

I will never cheat.

Please do not cheat on your partner.

Be true to me!

She reproached him with inconstancy.

I won't cheat.

an unfaithful husband

I have not cheated at all.

She reproached him with inconstancy.

You cheat.

I am a horrible cheating wife.

I'm having an affair now.

He had an affair.

She cast his inconstancy in his teeth.

I hate unfaithful people.

Did you cheat?