Answer :
The word that best fits the definition of a social interaction for the purpose of an eventual marriage is courtship.
What is a courtship?
It corresponds to a formal or informal affective interaction between two people with the purpose of building a joint family life, which begins with marriage. The rules for courtship can vary between different cultures, where there is a set of different habits and values on the topic.
Therefore, courtship is an important step in many cultures that precedes a potential marriage.
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