most wishy-washy (adjective) wishy-washy: bland, dull
Sinonime: babble, blab, chat, chatter, give away, give the show away,
gossip, have a big mouth, jabber,
leak,
noise, prate, prattle*, rumor, snitch,
spill, spill the beans, spread rumor, squeal, talk, talk idly, tell on, tell tale, yak
Antonime: conceal,
hide