positiveness

a state of mind in which one is free from doubt I can't state with any positiveness that I know what really happened Synonyms assurance, assuredness, certainty, certitude, cocksureness, conviction, doubtlessness, face, confidence, satisfaction, sureness, suretyRelated Words authoritarianism, dogmatism; decisiveness, determination, firmness, purposefulness, resoluteness, resolution, resolveNear Antonyms hesitancy, hesitation, indecisiveness, irresolution; disbelief, incredulity, unbelief; anxiety, concern, misgiving; distrust, mistrust, suspicionAntonyms doubt, incertitude, nonconfidence, uncertainty