accord, addition, adjunct, affairs, affiliation, affinity, alikeness, alliance, analogousness, analogy, approximation, assemblage, association, balance, bond, closeness, coincidence, collation, combination, commensurability, comparability, comparableness, comparativeness, comparison, connectedness, connection, contiguity, contrariety, correlation, dealings, deduction, disjunction, equivalence, filiation, homology, intercourse, interrelation, intimacy, junction, liaison, link, linkage, linking, mutual attraction, nearness, parallel, propinquity, proportion, proportionability, proximity, rapport, ratio, relatedness, relation, relations, relationship, resemblance, semblance, simile, similitude, sympathy, synonymity, tie, tie-in, union