| Word | Definitions | Synonyms |
|---|---|---|
| mutualism | (noun) the relation between two different species of organisms that are interdependent; each gains benefits from the other | Synonyms: symbiosis |
| mutuality | (noun) a reciprocal relation between interdependent entities (objects or individuals or groups) | Synonyms: interdependence, interdependency |
| (noun) a reciprocality of sentiments | Synonyms: mutualness | |
| mutualness | (noun) a reciprocality of sentiments | Synonyms: mutuality |