ondon

== Esperanto == === Noun === ondon accusative singular of ondo == Old English == === Alternative forms === undōn === Etymology === From Proto-Germanic *andadōną, equivalent to on- +‎ dōn. === Pronunciation === IPA(key): /onˈdoːn/ === Verb === ondōn to undo to open to destroy to release ==== Conjugation ==== ==== Descendants ==== Middle English: undon English: undo