The phrase "a legitimate relationship" is correct and usable in written English.
It can be used to describe a relationship that is recognized as valid, genuine, or lawful, often in contexts discussing personal, professional, or legal matters.
Example: "They have built a legitimate relationship based on trust and mutual respect over the years."
Alternatives: "a valid relationship" or "an authentic relationship".
Such uncertainties have compounded a sense that an engagement is considered something less than a legitimate relationship.
"At its best, you build a legitimate relationship to the people that are engaged in a way that TV has never done".
At his arraignment on Monday in Federal District Court in Manhattan, his lawyer, Raymond Mansolillo, said prosecutors had misinterpreted a legitimate relationship to exchange valuable intelligence as a corrupt enterprise.
Without being philosophers, they stand in a legitimate relationship to philosophical knowledge.
Sociologist Elisabeth Sheff's forthcoming book The Polyamorists Next Door argues that, contrary to popular belief, polyamory is a "legitimate relationship style that can be tremendously rewarding for adults and provide excellent nurturing for children".
Role based access controls restrict access to NHS staff with a legitimate relationship to the patient.
There was a legitimate love/hate relationship going on plus things seemed to be so stinking hard.
According to her, these people have no more legitimate relationship with Islam than the people who bomb women's health centers in America have to Christianity or the madmen who massacre innocent Arab children at the tomb of Abraham in Palestine have to Judaism.
A social contract describes institutions, principles and practices that structure and legitimate relationships between citizens and with the state [ 8].
While they moved drones to the Islamic State, they used their various business connections to build legitimate relationships with companies in Denmark, Australia, and the United States to keep up a veneer of legitimacy.
Regulators allege Murray collected the money from prospective patients before establishing a "legitimate physician-patient relationship".
