Assurance

Declaration or promise guaranteeing a future state.

guarantee certainty

Assurance is a declaration or promise guaranteeing that something will happen or be the case. It can also refer to confidence in someone's abilities or qualities.

/əˈʃʊrəns/

From Old French 'assurer' meaning 'to make firm, confirm', from Latin 'ad-'(to) + 'assuratus' (made secure).

confidence guarantee certainty assurance

doubt uncertainty

confidence certainty

warranty guarantee

abstract concept legal term