glibber (adjective) glib: slick, smooth-talking
Sinonime: ask for trouble, call out,
challenge, confront,
contest, cross swards,
dare,
defy, do something about it, invite to debate, knock the chip off one's shoulder, meet face to face, provoke, stand up to, start something
Antonime: inarticulate,
quiet, stuttering, tongue-tied, uncommunicative