Förderer        
Förderer
  m.    
[der]赞助。
Forderer
  m.    
( m ) -
⑴(根据利)求者;索着
⑵挑战者
Förderer
encourager, facilitator, fosterer, supporter, patronizer, sponsor, promoter, one who advances or fosters sales, one who participates in a business initiative
Forderer
demandant, petitioner, one who makes a demand or claim (Law);
exacter, postulator, one who requests, challenger, extortioner