| dissimulated(clandestine, underground, undisclosed) |
| dumbness(calm, quiet, speech, silence, softness) |
| dummy up(verb, expression, calm, dull, quiet) |
| evasive(careful, vague, reserved, wary, ambiguous) |
| foxy(sneaky, covert, secretive) |
| fraudulent(dishonest, cunning, deceitful, secret, private) |
| furtively(clandestine, quietly, secretly, personally, privately) |
| guarded(careful, reserved, secret, ambiguous, hidden) |
| guileful(dishonest, cunning, deceitful, sneaky, underhanded) |
| hermetic |
| hugger-muggery |
| hushed(special, intimate, secret, private, personal) |
| in ambush(expression, clandestine, underground, undisclosed) |
| in camera(expression, clandestine, quietly, secretly, personally) |
| in confidence(expression, quietly, secretly, personally, privately) |
| in holes and corners(expression, idiom, clandestine, quietly, secretly) |
| in strict confidence(expression, idiom, quietly, secretly, personally) |
| inarticulateness(calm, quiet, speech, silence, softness) |
| incognito(secret, hidden, clandestine, underhanded, covered) |
| insidiously(quietly, secretly, personally, privately, furtively) |