-monger
/ˈmʌŋgə(r)/combining form
1- denoting a dealer or trader in a specified commodity表示“商人”, “贩子”：
fishmonger
cheesemonger.
1.1
- a person who promotes a specified activity, situation, or feeling, especially one that is undesirable or discreditable表示“专门制造（或散布）…的人”：
rumour-monger
warmonger.
词源
Old English mangere, from mangian 'to traffic'， of Germanic origin, based on Latin mango 'dealer'.