Synonyms for imperturbableness
Antonyms for imperturbableness
EXAMPLES FROM THE WEB FOR IMPERTURBABLENESS
The door of Venner's slammed behind his imperturbableness, and a sigh of pent-up stupefaction was let loose.
c.1500, from Middle French imperturbable and directly from Late Latin imperturbabilis "that cannot be disturbed" (Augustine), from assimilated form of in- "not, opposite of" (see in- (1)) + *perturbabilis, from Latin perturbare "to confuse, disturb" (see perturb). Related: Imperturbably; imperturbability.