meretricious
/ˌmɛɹəˈtɹɪʃəs/
adjective
Meaning
Tastelessly gaudy; superficially attractive but having in reality no value or substance; falsely alluring.
Involving unlawful sexual connection or lack of consent by at least one party (said of a romantic relationship)
Of, or relating to prostitutes or prostitution.
Synonyms