secretion (n.)

• burial
• burying
• clouding
• concealment
• covering
• covertness
• darkening
• deception
• discharge
• drain
• dribbling
• drip
• dripping
• drop
• dropping
• effusion
• ejaculation
• ejection
• elimination
• emanation
• emission
• escape
• excreta
• excreting
• excretion
• extravasation
• extrusion
• exudation
• flow
• flux
• generation
• hiddenness
• hiding
• interment
• invisibility
• leak
• leakage
• masking
• mystification
• occultation
• oozing
• release
• running
• screening
• secrecy
• seepage
• subterfuge
• transudate
• transudation
• trickle
• uncommunicativeness