Though nowadays the text have subtly distinct meanings—'warranty' is a lot more distinct and 'ensure' is much more standard—they were being originally the same phrase. In some guarantees the thought is "whole". For instance, in thought to get a lease being granted, the surety results in being answerable for that https://dasemotionale.de/2024/03/27/gebrauchtwagengarantie-mehr-sicherheit-beim-autokauf/