concern Antonyms

unconcern sang-froid salving revulsion residential repulsion repugnance repose repellency relieving reliance relaxation rejoice regale solution satisfaction security solemnity solace soggy sleight simplification severity serenity sereneness self-satisfaction self-possession self-love selfhood self-confidence reassure reassurance nonchalance nirvana neutrality nervelessness negligence neglect naughtiness narcosis mollification mitigating militancy mesmerize mayhem nonresistance objectivity oblige rancor propitiate