Insidious
[adj] working or spreading in a hidden and usually injurious way; "glaucoma is an insidious disease"; "a subtle poison"
[adj] intended to entrap
[adj] beguiling but harmful; "insidious pleasures"
Related Information
Related Terms
acute, amoral, arch, artful, astute, Byzantine, cagey, calculating, canny, chiseling, clever, collusive, conscienceless, corrupt, corrupted, covinous, crafty, criminal, crooked, cunning, cute, dangerous, dark, deceitful, deep, deep-laid, designing, deviou