Fair is the opposite of Trick. Trick is related to Party. Party is related to Wild. you are likely to find Snake in/at/on Wild. 
Spouse is related to Affair. Affair is related to Romantic. Romantic is related to Crush. Crush is related to Action. 
Fair <--Antonym--> Trick <--RelatedTo--> Party <--RelatedTo--> Wild <--AtLocation-- Snake 
Spouse <--RelatedTo--> Affair <--RelatedTo--> Romantic <--RelatedTo--> Crush <--RelatedTo--> Action 