coolness Synonyms

chilliness iciness frigidity coldness nervelessness imperturbability nip frigidness sombreness staidness sternness stoicism quietness stoniness taciturnity tranquillity umbra sobriety soberness quietude self-control self-possession self-reliance sang-froid reserve self-restraint recency rawness serenity self-confidence unconcern unsociability insensitivity imperturbableness nonpartisanship coldheartedness hardheartedness noninterference easygoingness sangfroid phlegmy presence of mind unflappability insensitiveness callousness woodenness heedlessness impassiveness unfriendliness tranquility