womaniser
/wʊməˈnaɪzər/Definitions
1. noun
A man who habitually has sexual relations with multiple women, often without being committed to any one of them.
“He was notorious for being a womaniser and had a string of broken relationships behind him.”
2. verb
To engage in sexual relations with multiple women, often in a casual or uncommitted manner.
“He was accused of womanising and exploiting his position to manipulate women.”