GLIB

[adjective] glibber, glibbest - speaking or spoken confidently and persuasively but without sincerity, honesty or thoughtHe's a glib, self-centred man.Former political rivals started issuing glib tributes as soon as her death was announced.It's easy to make glib generalizations.No one was convinced by his glib answers/explanations.It is just too glib to blame crime on unemployment and poverty.