Fine is the opposite of Course. Course is related to Portion. Proportion is derived from Portion. 
Protest is related to Like. Like is related to Seat. Seat is related to Comfortable. Comfortable is a synonym of Domestic. 
Fine <--Antonym--> Course <--RelatedTo--> Portion <--DerivedFrom-- Proportion 
Protest <--RelatedTo--> Like <--RelatedTo--> Seat <--RelatedTo--> Comfortable <--Synonym--> Domestic 