homology (n.)

• accord
• addition
• adjunct
• affairs
• affiliation
• affinity
• alliance
• approximation
• assemblage
• association
• bond
• closeness
• combination
• connectedness
• connection
• contiguity
• contrariety
• dealings
• deduction
• disjunction
• filiation
• intercourse
• intimacy
• junction
• liaison
• link
• linkage
• linking
• nearness
• propinquity
• proximity
• rapport
• relatedness
• relation
• relations
• relationship
• similarity
• sympathy
• tie
• tie-in
• union