Synonyms of the word

backstair

• adj. clandestine, secret or furtive.
• n. The backstairs (stairs at the rear of a building).

backstairs

• n. A staircase at the rear of a building or one normally only used by servants and tradesmen.
• n. An indirect or furtive means of access or intercourse.
• adj. Secret or furtive.
• adj. Scandalous.

covert

• adj. (now rare) Hidden, covered over; overgrown, sheltered.
• adj. (figuratively) Secret, surreptitious, concealed.
• n. A covering.
• n. A disguise.
• n. A hiding place.
• n. Area of thick undergrowth where animals hide.
• n. (ornithology) A feather that covers the bases of flight feathers.

furtive

• adj. Stealthy.
• adj. Exhibiting guilty or evasive secrecy.