sneaking (adj.)
- backstairs
- clandestine
- covert
- cringing
- deep-rooted
- deep-seated
- devious
- duplicitous
- feline
- furtive
- guileful
- hidden
- hole-and-corner
- hugger-mugger
- indirect
- inherent
- innate
- intuitive
- nagging
- niggling
- persistent
- private
- privy
- quiet
- scrabble
- secret
- shifty
- sly
- sneaky
- stealthy
- suppressed
- surreptitious
- tiptoe
- undeclared
- under-the-counter
- under-the-table
- undercover
- underground
- underhand
- underhanded
- undisclosed
- unexpressed
- unobtrusive
- unrevealed
- unvoiced
- worrisome
- worrying
My valour is certainly going! it is sneaking off! I feel it oozing out, as it were, at the palm of my hands!