Antonyms of adj gossipy

1 sense of gossipy

Sense 1
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 gossipy

1 sense of gossipy

Sense 1
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)