undeveined
Not having been deveined.

undevelopable
Not developable.

undeveloped
Not developed or used.
not built on, unbuilt; not ready for building on
lagging behind others, especially in economic or social matters

undeveloping
Not developing.

undeviable
Not deviable.

undeviated
Not deviated; not made to diverge from its path.

undeviating
That does not deviate, veer or turn aside; unswerving.
That does not change; steady.

undevicesimal
Based upon the number nineteen.

undevilish
Not devilish.

undevious
Not devious.

undevisable
Unable to be bequeathed, or given by will.

undevised
That has not been devised.

undevitrified
Not having undergone devitrification, the process by which molten glass becomes crystalline

undevolved
Not devolved.

undevoted
Not devoted.

undevotional
Not devotional.

undevoured
Not having been devoured; uneaten.

undevout
Not devout.

undewed
Not covered in dew.

undewy
Not dewy.

undexterous
Not dexterous.

undextrous
Alternative form of undexterous.

undiabolical
Not diabolical.

undiacritized
Not diacritized.

undiagnosable
That cannot be diagnosed.

undiagnosed
That had not been diagnosed.

undiagnostic
Not diagnostic.

undiagonalizable
Not diagonalizable.

undiagonalized
Not diagonalized.

undiagrammable
Not diagrammable.

undiagrammed
Not diagrammed.

undialable
Unable to be reached by dialing

undialectical
Not dialectical.

undialed
That has not been dialed.

undialled
That has not been dialled.

undialysed
Not dialysed.

undialyzed
Not dialyzed.

undiamonded
Not diamonded.

undiaphanous
Not diaphanous.

undiatonic
Not diatonic.

undichotomized
not having been dichotomized, that is, not having been broken into opposing parts.

undichotomous
Not dichotomous.

undictated
Not dictated.

undictating
Not dictating.

undictatorial
Not dictatorial.

undictionaried
Not found in standard dictionaries.

undidactic
Not didactic.

undieless
Not wearing underwear.

undieted
Not dieted (any sense)

undifferenced
Not having a mark of difference.

undifferenciated
Misspelling of undifferentiated.

undifferent
Not different.

undifferentiable
Not differentiable.

undifferential
Not differential.

undifferentiatable
That cannot be differentiated

undifferentiated
Not differentiated, not different, alike.
Not differentiated, not different, alike.
Not differentiated, not different, alike.

undifferentiating
That does not differentiate

undiffering
Not differing; identical.

undifficult
Not difficult.

undiffident
Not diffident.

undiffracted
Not diffracted.

undiffuse
Not diffuse.

undiffused
Not diffused.

undiffusible
Not diffusible.

undiffusive
Not diffusive.

undigestable
Indigestible.

undigested
Not digested

undigestible
Alternative spelling of indigestible.
Chemically impossible to digest.

undigesting
That does not digest.
Not undergoing digestion.

undiggable
Not diggable.

undigital
Not digital; analog.

undigitated
Not digitated.

undigitized
Not digitized.

undiked
Alternative form of undyked.

undilapidated
Not dilapidated.

undilatable
Not dilatable

undilated
Not dilated.

undilating
Not dilating.

undilatory
Not dilatory.

undiligent
not diligent

undilute
Not dilute.

undiluted
Not diluted or mixed with other substances.
Pure; unadulterated; free from extraneous elements.

undimensioned
Not dimensioned; dimensionless.

undimerized
Not dimerized

undimidiate
Not dimidiate.

undiminishable
Unable to be diminished.

undiminished
Not diminished.

undiminishing
Not diminishing.

undiminutive
Not diminutive.

undimmable
Not capable of being dimmed.

undimmed
Not dimmed.

undimpled
Not dimpled.

undinal
Relating to, or characteristic of, an undine

undined
Not having dined.

undining
That does not dine.

undinted
Not dinted; unmarked by a blow.

undinting
Misconstruction of unstinting.

undiocesed
Having no diocese.

undiphthongised
Alternative form of undiphthongized.

undiphthongized
Not diphthongized.

undiplomaed
Not having an academic diploma.

undiplomatic
not diplomatic or tactful
lacking sensitivity or the skill of dealing with others

undiplomatical
Dated form of undiplomatic.

undipped
Not dipped; not plunged; dry.

undirect
To misdirect; mislead.

undirectable
That cannot be directed.

undirected
not directed

undirectional
Not directional.

undirtied
Not dirtied, clean.

undirty
Not dirty.

undisableable
Not disableable.

undisabled
Not having been disabled.

undisabused
not disabused, still labouring under an illusion

undisadvantaged
Not disadvantaged.

undisadvantageous
Not disadvantageous.

undisagreeable
Not disagreeable.

undisambiguated
Not disambiguated.

undisappearing
Not disappearing.

undisappointable
That cannot be disappointed.

undisappointed
Not disappointed.

undisappointing
Not disappointing.

undisarmed
Not disarmed.

undisastrous
Not disastrous.

undisbanded
Not having been disbanded.

undisbarred
Not disbarred.

undisburdened
Not disburdened.

undisbursed
Not having been disbursed.

undiscardable
Not discardable.

undiscarded
Not discarded; kept.

undiscerned
That has not been discerned.

undiscerning
Not discerning.

undischargeable
Not dischargeable.

undischarged
not discharged

undiscipled
Not converted into a disciple.

undisciplinable
Not disciplinable.

undisciplinary
Not enforcing discipline.
Not belonging to, or not obeying the rules of, a discipline.

undisciplined
not subjected to discipline, control or correction; uncorrected
lacking in self-control; ungovernable

undisclaimed
Not disclaimed.

undisclosable
That cannot be disclosed.

undisclosed
Not disclosed.
Not disclosed.

undisclosing
Not tending to disclose; secretive.

undiscolored
Not discolored.

undiscoloured
Alternative form of undiscolored.

undiscomfited
Not discomfited.

undiscomposed
Not discomposed.

undisconcertable
Unable to be disconcerted.

undisconcerted
Not disconcerted.

undisconnected
Not disconnected.

undiscontinued
Not discontinued.

undiscordant
Not discordant.

undiscountable
That which cannot be discounted

undiscounted
Not discounted.

undiscourageable
Not discourageable.

undiscouraged
Not discouraged.

undiscouraging
Not discouraging.

undiscoursed
Not discussed; not making up part of discourse.

undiscoverable
Unable to be discovered; hidden perfectly.
Not subject to being produced in response to a discovery request.

undiscovered
That has not been discovered; unknown, unexplored.

undiscredited
Not discredited.

undiscriminated
Not discriminated.

undiscriminating
Not discriminating

undiscriminative
Not discriminative.

undiscriminatory
Not discriminatory

undiscursive
Not discursive.

undiscussable
Not discussable; that cannot be discussed.

undiscussed
Not discussed, not having been put under discussion.

undiscussible
Alternative form of undiscussable.

undisdained
Not disdained.

undisdaining
Not disdainful.

undiseased
Not diseased.

undisenchanted
Not disenchanted.

undisestablished
Not disestablished.

undisfigured
Not disfigured.

undisfranchised
Not disfranchised.

undisgorged
Not disgorged.

undisgraced
Not disgraced.

undisgruntled
Not disgruntled.

undisguisable
Impossible to disguise.

undisgustable
Incapable of being disgusted.

undisgusted
Not disgusted.

undisgusting
Not disgusting.

undisheartened
Not disheartened.

undished
Not dished.

undisheveled
Not disheveled.

undishevelled
Alternative form of undisheveled.

undishonored
Not dishonored.

undishonoured
Not dishonoured.

undisillusioned
Not disillusioned.

undisinfected
Not disinfected.

undisinheritable
Not disinheritable.

undisinherited
Not disinherited.

undisintegrated
Not disintegrated.

undisinterested
Not disinterested.

undisjoined
Not disjoined or separated.

undisjointed
Not disjointed.

undisliked
Not disliked.

undislodgeable
Not dislodgeable.

undislodged
Not dislodged.

undismal
Not dismal.

undismantled
Not dismantled.

undismayable
That cannot be dismayed.

undismayed
Not dismayed; calm and undaunted.

undismaying
Not causing dismay.

undismembered
Not dismemberred.

undismissable
Not dismissable.