Alliance, affinity, affair of the heart, flirtation, and affaire de/du cœur are another word for relationship. Disconnection and estrangement are the opposites of relationship. On this page, find 35 synonyms for relationship, parts of speech, and examples of relationship sentences.
1. relation
2. family ties
3. romance
Their relationship grew over time.
Communication strengthens a healthy relationship.
They ended their toxic relationship.
Trust is key in any relationship.