Case is related to Holiday. Holiday is related to Birthday. Birthday is related to Increasing. 
Collar is the opposite of Profession. Profession is related to Business. Business is the opposite of Nonprofit. 
Case <--RelatedTo--> Holiday <--RelatedTo--> Birthday <--RelatedTo--> Increasing 
Collar <--Antonym--> Profession <--RelatedTo--> Business <--Antonym--> Nonprofit 