marked by deception; "achieved success in business only
by underhand methods" Synonym(s):sneaky, underhand, underhanded
marked by quiet and caution and secrecy; taking pains to avoid being observed; "a furtive manner"; "a sneak attack"; "stealthy footsteps"; "a surreptitious glance at his watch" Synonym(s):furtive, sneak(a), sneaky, stealthy, surreptitious
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Dictionary De - En
De - Es
De - Pt