Taciturn
tending not to speak very much, in a way that seems unfriendly
Laconic
using only a few words to say something
Inarticulate
not able to express ideas and feelings clearly
Garrulous
talking a lot, mostly about unimportant things
Banal
not original or interesting, trite
Verbose
using or containing more words than are needed
Voluble
talkingfluently, readily, orincessantly.
Cogent
strongly and clearly expressed in a way that influences what people believe
Vociferous
expressing your opinions or feelings in a loud and confident way
Lacking in content is compensated for in force or loudness.
Loquacious
having a tendency to talk a lot