surreptitious
- adjective (adj)
Meaning: sneaky, secret
Synonyms:
clandestine
covert
fraudulent
furtive
hidden
hole-andcorner
hush-hush
on the qt
on the sly
private
skulking
slinking
sly
sneaking
stealthy
sub-rosa
unauthorized
undercover
underhand
under-the-table
under wraps
veiled
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.