Sternberg would say that they have empty love.
The fourth sort of love Sternberg describes is empty love, which occurs when a relationship has the decision/commitment component of love but not the closeness or passion components.
In some long-term partnerships where the pair has lost affections for one another, this kind of love is frequently present.
Sternberg draws attention to a fascinating phenomenon with regard to this type of love, stating that "in our society we are most accustomed to empty love as it occurs as a final or near-final stage of a long-term relationship, but in other societies empty love may be the first stage of a long-term relationship" (such as in an arranged marriage).
To know more about empty love:
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