ataractic
equable
tranquilizer
tranquillizingly
sedate
placable
ataraxic
tranquilizing
tranquillization
quietude
appeasable
equilibrative
calmy
relievingly
untranquilly
prohedonic
tranquilness
harmonizingly
salve
tranquillizing
tranquilising
tranquillising
bland
peace and quiet
sedative
quenchableness
stabilizability
cancel out
roborant
extenuatingly
cut
unjarred
benefic
ungrudgingness
lown
tranquilly
redound
inexpressivity
inexpressiveness
tranquilize
untranquilize
tone down
soothability
energizingly
uncloudedness
imperturbability
refractorily
assimilatory
unapprehensiveness
pour oil on troubled waters