noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Agent noun of undo; one who undoes. agent, form-of
2. 2
   a person who destroys or ruins or lays waste to wordnet
3. 3
   a person who unfastens or unwraps or opens wordnet
4. 4
   a seducer who ruins a woman wordnet

Synonyms

All synonyms

destroyerdestroyeropenerruinerunfasteneruntier

Etymology

From Middle English undoer, ondoare, equivalent to undo + -er.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.