| relativeness(dependence, contingency) |
| relativity(noun, connection, link, tie, accord) |
| relevance(noun, connection, link, tie, accord) |
| restraint(noun, connection, link, tie) |
| same wavelength(noun, expression, understanding, empathy, harmony) |
| sequence(endurance, stability, steadiness) |
| simpatico(noun, understanding, empathy, harmony, bond) |
| soul(noun, understanding, empathy, harmony, bond) |
| stability(endurance, steadiness) |
| stamina(endurance, stability, steadiness) |
| steadiness(endurance, stability) |
| succession(endurance, stability, steadiness) |
| sympathy(noun, understanding, harmony, bond, relationship) |
| tie-up(noun, connection, link, tie, accord) |
| ties |
| train(endurance, stability, steadiness) |
| understanding(noun, bond, relationship) |
| union(noun, connection, link, tie) |
| uniting(endurance, stability, steadiness) |
| vitality(endurance, stability, steadiness) |