Synonyms of furtive in English:

furtive


See US English definition of furtive

See UK English definition of furtive

See Spanish definition of furtivo

adjective

1‘they cast furtive glances at one another’

SYNONYMS
secretive, secret, surreptitious
sly, sneaky, wily, underhand, under the table
clandestine, hidden, covert, cloaked, conspiratorial, underground, cloak and dagger, hole and corner, hugger-mugger
stealthy, sneaking, skulking, slinking
sidelong, sideways, oblique, indirect
black
informal hush-hush, shifty
ANTONYMS

open, above board