Antonyms of adj chatty

2 senses of chatty

Sense 1
chatty, gabby, garrulous, loquacious, talkative, talky -- (full of trivial conversation; "kept from her housework by gabby neighbors")

INDIRECT (VIA voluble) -> taciturn -- (habitually reserved and uncommunicative)

Sense 2
chatty, gossipy, newsy -- (prone to friendly informal communication)

INDIRECT (VIA communicative) -> uncommunicative, incommunicative -- (not inclined to talk or give information or express opinions)

Similarity of adj chatty

2 senses of chatty

Sense 1
chatty, gabby, garrulous, loquacious, talkative, talky -- (full of trivial conversation; "kept from her housework by gabby neighbors")
       => voluble (vs. taciturn) -- (marked by a ready flow of speech; "she is an extremely voluble young woman who engages in soliloquies not conversations")

Sense 2
chatty, gossipy, newsy -- (prone to friendly informal communication)
       => communicative (vs. uncommunicative), communicatory -- (able or tending to communicate; "was a communicative person and quickly told all she knew"- W.M.Thackeray)