Does anyone know todays 4/18/12 secret word?
These adjectives mean deliberately hidden from view or knowledge. Secret is the most general: a desk with a secret compartment; secret negotiations.
Stealthy suggests quiet, cautious deceptiveness intended to escape notice: heard stealthy footsteps on the stairs.
Covert describes something that is concealed or disguised: protested covert actions undertaken by the CIA.
Clandestine implies stealth and secrecy for the concealment of an often illegal or improper purpose: clandestine intelligence operations.
Furtive suggests the slyness, shiftiness, and evasiveness of a thief: a menacing and furtive look to his eye.
Something surreptitious is stealthy, furtive, and often unseemly or unethical: the surreptitious mobilization of troops preparing for a sneak attack.