Among the currently most popular synonyms for assurance are: hope, guarantee, oath, indemnity, confidence, pledge, word of honor, certitude, security, nerve, provision, phlegm, commitment, aplomb, protection, vow, assertiveness, indemnification, surety, faith, safeguard, equilibrium, serenity, calmness, bond, promise, undertaking, cool, expectation, certainty, poise, support, self-reliance, cover, coverage, warranty, parole, assertion, nonchalance, self-assurance, coolness, presence of mind, sangfroid, self-possession, troth, equanimity, insurance, tranquility, self-confidence, word, collectedness, composure, affirmation, coolheadedness.