legitimate
//ləˈdʒɪtɪmət//
Adjective
1
conforming to the law or to rules; lawful or legal
The company's business practices are completely legitimate.
2
able to be defended with logic or justification; valid or reasonable
She raised a legitimate concern about the safety of the project.
3
born of parents lawfully married to each other
In the past, only legitimate children could inherit the family estate.
4
genuine or real; not fake or counterfeit
The painting was confirmed to be a legitimate work by the famous artist.
Verb
1
to make lawful or legal; to justify or validate
The new law legitimated the practice that had been in a legal gray area for years.