ostensible
/ɒˈstɛns.ɪ.bəl/
adjective
Meaning
Apparent, evident; meant for open display.
Appearing as such; being such in appearance; professed, supposed (rather than demonstrably true or real).
"The ostensible reason for his visit to New York was to see his mother, but the real reason was to get to the Yankees game the next day."