Master is a synonym of Professional. Professional is a synonym of Pro. Pro is related to Protest. Protest is related to Complain. 
Marker is a synonym of Mark. Mark is a synonym of Fish. 
Master <--Synonym--> Professional <--Synonym--> Pro <--RelatedTo--> Protest <--RelatedTo--> Complain 
Marker <--Synonym--> Mark <--Synonym--> Fish 