unruffled (adj.)
- accordant
- alike
- automatic
- balanced
- calm
- cloistered
- collected
- composed
- consistent
- consonant
- constant
- continuous
- cool
- correspondent
- downy
- dwindling
- equable
- equal
- even
- flat
- glabrescent
- glabrous
- halcyon
- homogeneous
- hushed
- immutable
- impassive
- imperturbable
- invariable
- isolated
- level
- measured
- mechanical
- moldering
- monolithic
- nonchalant
- ordered
- orderly
- pacific
- peaceable
- peaceful
- persistent
- placid
- plane
- quiescent
- quiet
- regular
- reposeful
- restful
- resting
- robotlike
- secluded
- sequestered
- sheltered
- smooth
- smooth-shaven
- smooth-textured
- stable
- steadfast
- steady
- still
- stilly
- stoic
- stolid
- suave
- systematic
- tranquil
- unaffected
- unagitated
- unanimated
- unbroken
- unchangeable
- unchanged
- unchanging
- undeviating
- undifferentiated
- undisturbed
- undiversified
- unexcited
- unflappable
- unflustered
- uniform
- unimpassioned
- unimpressed
- uninspired
- unmoved
- unperturbed
- unstirred
- unstruck
- untouched
- untroubled
- unvaried
- unvarying
- waning
