undo

Meaning

Verb

1. To reverse the effects of an action.
2. To unfasten.
3. To impoverish or ruin, as in reputation; to cause the downfall of.

Noun

An operation that reverses a previous action.

Adj

Misspelling of undue.

Synonyms

untie

unfasten

loosen

take off

open

loose

unbind

release

unlock

🔓

unravel

unbutton

destroy

unlace

unloose

unclasp

detach

disengage

unhook

unmake

unhitch

untwine

unloosen

unwrap

untwist

unleash

confess

dismantle

free

🆓

begin

unbuckle

demolish

uncover

unlatch

devastate

cancel

reveal

unzip

reverse

ruin

unbotton

disentangle

unwind

disunite

foil

unbar

take to pieces

efface

remove

disconnect

separate

invalidate

do for

mar

solution

solve

damage

spoil

back out

blot out

take apart

unbolt

unroll

unbox

disarrange

untangle

unpin

unpack

recant

refute

relinquish

renounce

repeal

rescind

resolve

revolutionize

rip

sign away

slip off

sort out

subvert

switch on

take down

tear down

tergiversate

topple

unclip

tumble

turn on

unbrace

unbraid

uncase

unclog

uncouple

unfetter

unfurl

unknit

unknot

unpick

unseal

unstrap

unyoke

unzipped

waive

wipe out

wreck

apostatise

do away

foreswear

loosen up

pull to pieces

put out of order

rip open

shake down

unstitch

unstuff

disentwine

open to untic

unsew to drain

unbruise

back

🔙

unravel`

abandon

abnegate

abolish

abrogate

annul

apostatize

back away

back down

back off

backspace

blast

blemish

blight

bow out

break

break out

call off

cancellation

cancel out

confound

countermand

decimate

decipher

deface

deflower

disannul

disband

discharge

disclaim

dislocate

dispense with

disperse

dispose of

disprove

divest

do

drop out

eradicate

explain

explode

extricate

falsify

fence

forego

forgo

give

give up

impair

injure

kill

🔪🩸👤

lapse

lay waste

let go

liberty

negate

neutralize

nullify

open up

override

overrule

overturn

part with

pay back

pull out

quash

ravel

Pronounced as (IPA)

/ʌnˈduː/

Etymology

From Middle English undōn, from Old English ondōn, from Proto-West Germanic *andadōn (“to undo”), equivalent to un- + do. Cognate with West Frisian ûndwaan, ûntdwaan (“to undo; rid”), Dutch ontdoen (“to undo”).