undo

irregular verb

A verb used to indicate the act of reversing, canceling, or nullifying an action or effect.

ruГлагол, используемый для обозначения действия по отмене, аннулированию или нейтрализации какого-либо действия или эффекта.esVerbo que se utiliza para indicar la acción de revertir, anular o neutralizar una acción o efecto realizado previamente.frVerbe utilisé pour désigner l'action d'annuler, de défaire ou de neutraliser une action ou un effet, souvent pour revenir à un état antérieur.deVerb, das verwendet wird, um die Rückgängigmachung, Aufhebung oder Neutralisierung einer Handlung oder eines Effekts zu bezeichnen.ptVerbo usado para indicar a ação de desfazer, cancelar ou anular algo que foi feito, ou neutralizar o efeito de uma ação.zh动词，表示取消、撤销或使某个动作、操作或效果失效，恢复到之前的状态。常用于计算机操作、命令及一般行为。arفعل يُستخدم للدلالة على إلغاء أو إبطال فعل أو أثره، أو التراجع عنه، أو تحييد مفعوله.

1. Cancel or reverse B1 formal

   To cancel, annul, or reverse an action or its effect.

   • He tried to undo the damage by apologizing.
   • You can undo the last action by pressing Ctrl+Z.
   • The new law could undo years of progress.

   ruОтменитьesdeshacerfrAnnuler ou inverserdeRückgängig machenptDesfazerzh撤销arإلغاء

   Synonyms: abrogateannulcancelcounteractinvalidatenegateneutralizenullifyquashrescindreverserevokevoid

   Antonyms: accomplishdoeffectenactexecuteimplementperformredress

2. Deprive of characteristics C1 formal

   To remove or strip away certain qualities or attributes.

   • The harsh criticism undid all her confidence.
   • Time can undo even the strongest bonds.
   • The scandal undid his reputation completely.

   ruЛишить качествesdespojar de característicasfrPriver de caractéristiquesdeEigenschaften nehmenptPrivar de qualidadeszh剥夺特性arتجريد من الصفات

   Synonyms: denudedeprivedismantlediveststripunmake

   Antonyms: endowimbueinvest

3. Cause ruin or downfall C1 formal

   To cause the ruin, destruction, or downfall of someone or something.

   • His greed ultimately undid him.
   • The company was undone by a series of bad investments.
   • One mistake can undo a lifetime of hard work.

   ruПогубитьesArruinar, destruirfrcauser la pertedeZugrunde richtenptArruinarzh毁掉arيُهْلِك

   Synonyms: defeatdemolishdestroyoverthrowruinsubverttoppleunderminevanquishwreck

   Antonyms: buildconstructcreateestablishfound

4. Loosen or unfasten B1 formal

   To cause something to become loose, untied, or unfastened.

   • She undid the knot in the rope.
   • He undid his tie after the long meeting.
   • The child undid the buttons on his coat.

   ruРазвязать или расстегнутьesSoltar o desabrocharfrDéfaire, desserrerdeLösen oder aufbindenptDesatar ou abrirzh解开或松开arفَكّ أو حَلّ

   Synonyms: detachloosenreleaseunbuttonunclaspunfastenuntieunzip

   Antonyms: bindfastensecuretietighten

5. Remove wrapping B1 formal

   To remove the outer cover or wrapping from something.

   • She undid the package carefully.
   • He undid the wrapping paper to reveal the gift.
   • The child undid the box to see what was inside.

   ruРазвернутьesDesenvolverfrDéballerdeAuspackenptDesembrulharzh拆开包装arفكّ التغليف

   Synonyms: openunbinduncoveruntieunwrap

   Antonyms: wrap

• undone past participle
• undid past simple
• undoing present participle
• undoes third person singular