securance
/sɪˈkjʊərəns/ /sɪˈkjʊər(ə)ns/ /sɪˈkjɔːrəns/Now rare
noun
The action or means of securing, acquiring, or protecting; assurance, security.
Origin
Mid 17th century; earliest use found in Contra-Replicant's Complete. From secure + -ance, perhaps after assurance.