tranquil
adjective
[ ˈtraŋkwɪl ]
• free from disturbance; calm.
• "her tranquil gaze"
Similar:
peaceful,
restful,
reposeful,
calm,
quiet,
still,
serene,
placid,
relaxing,
soothing,
undisturbed,
idyllic,
halcyon,
mild,
pleasant,
composed,
relaxed,
at peace,
cool,
and collected,
cool-headed,
even-tempered,
self-possessed,
controlled,
unexcitable,
unflappable,
unruffled,
unperturbed,
imperturbable,
unagitated,
dispassionate,
stoical,
sober,
unemotional,
untroubled,
pacific,
together,
laid-back,
nonplussed,
Origin:
late Middle English: from French tranquille or Latin tranquillus .