vocative (adjective) glib: slick, smooth-talking
Sinonime: artful,
articulate,
easy,
eloquent,
facile, fast-talking,
flip,
fluent,
garrulous, hot-air,
insincere,
loquacious,
plausible,
quick,
ready, silver-tongued,
slippery*, smooth operator, smooth-spoken, smooth-tongued,
suave,
talkative,
urbane, vocal, vocative, voluble
Antonime: inarticulate,
quiet, stuttering, tongue-tied, uncommunicative