| reciprocality(noun, help, benefit, agreement, advantage) |
| attribute(noun, feature, characteristic, trait) |
| characteristic(noun, feature, trait, attribute) |
| feature(noun, characteristic, trait, attribute) |
| property(noun, feature, characteristic, trait, attribute) |
| quality(noun, feature, characteristic, trait, attribute) |
| trait(noun, feature, characteristic, attribute) |
| advantage(noun, help, benefit, agreement) |
| agreement(noun, help, benefit, advantage) |
| aid(noun, help, benefit, agreement, advantage) |
| analogy(noun, help, benefit, agreement, advantage) |
| asset(noun, help, benefit, agreement, advantage) |
| assistance(noun, help, benefit, agreement, advantage) |
| benefit(noun, help, agreement, advantage) |
| correlation(noun, help, benefit, agreement, advantage) |
| correspondence(noun, help, benefit, agreement, advantage) |
| exchange(noun, help, benefit, agreement, advantage) |
| gain(noun, help, benefit, agreement, advantage) |
| help(noun, benefit, agreement, advantage) |
| interchange(noun, help, benefit, agreement, advantage) |