The word "philanderer" is correct and usable in written English.
It means a man who has many sexual relationships with women. Example sentence: The rakish philanderer was renowned for his multiple romantic conquests.
A serial philanderer who publicly described his wife as "no Venus de Milo", his poetry is occasionally voyeuristic and antagonistic towards women: "What I got out of women/was difficult/to assess".
You can try to put the man down, load him with inquiries, show him to be a liar and a philanderer, push him into public apologies and still he comes back laughing.
For two decades it has generally portrayed the chief executive as a venal, justice-obstructing philanderer.
A free thinker and philanderer, Peirce scandalised the universities he worked in, started businesses that never went anywhere and ended up begging for charity.
People may not care that he is a philanderer, but they cannot afford his distraction.
Americans were more scathing about his rakish behaviour: a serial philanderer, Yerkes cheated repeatedly on both his wives and on Miss Grigsby.
He felt "offended and violated", as it suggested he was a "philanderer, a womaniser…an abuser of power".
Zhou Yongkang is a thief, a bully, a philanderer and a traitor who disclosed state secrets.
When an unashamed philanderer, Alan Clark MP, was found to have bedded a married woman and both her daughters, his stock rose.
When coming across a brand whose boss is, say, a philanderer, they recognise it but don't remember why.
Tiger Woods, an American golfer, was revealed to be a serial philanderer, while Thierry Henry, a French footballer, faced accusations of cheating during a match against Ireland.
