Nullify and Undo

Nullify

Nullify verb - To put an end to by formal action.

Undo is a synonym for nullify in cancel topic. In some cases you can use "Undo" instead a verb "Nullify", when it comes to topics like repeal.

Undo

Undo verb - To deprive of courage or confidence.

Nullify is a synonym for undo in revoke topic. Sometimes you can use "Nullify" instead a verb "Undo".

Nearby Words: undoing, undone

Common collocations

marriage nullify marriage undo marriage
attempt nullify attempt undo attempt
death nullify death undo death
effect nullify effect undo effect
Other words: spell, effects, magic, damage, curse, harm, attacks, spells, changes.
Cite this Source
Undo and Nullify. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/nullify/undo
Nullify & Undo. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/nullify/undo>.
Undo or Nullify. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/nullify/undo.
Google Ngram Viewer shows how "nullify" and "undo" have occurred on timeline