Spouse is etymologically related to Sponsor. you are likely to find Spouse in/at/on Home. Home is the opposite of Vacation. 
Add is a synonym of Enroll. Enroll is related to Join. Join is related to Invite. 
Sponsor <--EtymologicallyRelatedTo-- Spouse --AtLocation--> Home <--Antonym--> Vacation 
Add <--Synonym--> Enroll <--RelatedTo--> Join <--RelatedTo--> Invite 