unbirth
The absence of birth; failure to be born.
A type of vore fantasy in which a living being is drawn back through the vagina into the womb.

unbirthed
Not birthed; unborn.

unbirthing
Crawling back into a vagina and reentering the uterus (chiefly practiced in role-playing).

unbirthings
plural of unbirthing

unbirths
third-person singular simple present indicative of unbirth

unbit
To remove the turns of (a rope or cable) from the bits.
to remove the bit from (a horse's mouth)

unbites
third-person singular simple present indicative of unbite

unbitt
To remove from the bitts.

unbitten
That has not been bitten.

unbone
To deprive of bones, as meat; to bone.
To twist about, as if boneless.

unboned
simple past and past participle of unbone

unbones
third-person singular simple present indicative of unbone

unboning
present participle and gerund of unbone

uncheat
To undo an act of cheating.

uncheated
Not cheated.

uncheating
That does not cheat.

uncheats
third-person singular simple present indicative of uncheat

uncreate
To kill; to destroy; to deprive of existence; to annihilate.
To undo the act of creating.

uncreated
Not having been created, thus not existing.
That exists without having been created.

uncreates
third-person singular simple present indicative of uncreate

uncreating
present participle and gerund of uncreate

uncure
To undo the effects of curing; return (something) to an untreated state

uncured
Not cured.

uncures
third-person singular simple present indicative of uncure

uncuring
present participle and gerund of uncure

und
A wave.
A billow- or wave-like marking.
Nonstandard spelling of and, usually signifying a German accent, due to "und" meaning "and" in German..

underarch
To form an arch beneath.

underarched
simple past and past participle of underarch

underarches
third-person singular simple present indicative of underarch

underarching
present participle and gerund of underarch

underate
simple past of undereat

underbind
To bind underneath.

underbit
simple past of underbite

underbitten
past participle of underbite

underboost
To create too little pressure in an engine's combustion chamber.

underboosted
simple past and past participle of underboost

underboosting
present participle and gerund of underboost

underboosts
plural of underboost

underbosses
plural of underboss

underbound
To provide a lower bound to.
To specify or use boundaries that are too small; to have boundaries that do not encompass the entirety of an entity.

underbreathed
simple past and past participle of underbreathe

underbreathes
third-person singular simple present indicative of underbreathe

underbuild
To build beneath another structure; provide a foundation or support for; undergird.
To perform insufficient construction on a building or in an area; build below a specified requirement or standard.

underbuilding
A substructure; foundation; infrastructure.

underbuildings
plural of underbuilding

underbuilds
third-person singular simple present indicative of underbuild

underbuilt
simple past and past participle of underbuild

underburied
simple past and past participle of underbury

underburies
third-person singular simple present indicative of underbury

underbury
To bury beneath; bury under.

underburying
present participle and gerund of underbury

undercast
An unbroken or nearly unbroken cloud layer below the point of observation.
An air-passage crossing a road in a mine by means of an airtight box or channel beneath it.

undercasting
present participle and gerund of undercast

undercasts
plural of undercast

underconsume
To consume insufficiently

underconsumed
simple past and past participle of underconsume

underconsumes
third-person singular simple present indicative of underconsume

underconsuming
present participle and gerund of underconsume

underdig
To dig under or beneath (something); to undermine.

underdigging
present participle and gerund of underdig

underdigs
third-person singular simple present indicative of underdig

underdug
simple past and past participle of underdig

undereat
To eat too little.

undereaten
past participle of undereat

undereating
present participle and gerund of undereat

undereats
third-person singular simple present indicative of undereat

underfed
Inadequately fed.

underfeed
To feed inadequately or insufficiently.
To feed material (e.g. fuel into a burner) from below.

underfeeds
third-person singular simple present indicative of underfeed

underfertilize
To treat (plants) with too little fertilizer.

underfertilized
simple past and past participle of underfertilize

underfertilizes
third-person singular simple present indicative of underfertilize

underfertilizing
present participle and gerund of underfertilize

underflush
A tinge of colour showing through from beneath.

underfoot
Situated under one's foot or feet.
In the way; placed so as to obstruct or hinder.
Downtrodden; abject.

underfooted
simple past and past participle of underfoot

underfooting
The terrain or other surface underfoot.

underfootings
plural of underfooting

underfoots
plural of underfoot

undergrow
To grow to an inferior, or less than the usual, size or height.
To grow underneath.

undergrowing
present participle and gerund of undergrow

undergrown
insufficiently grown; not having grown to a normal or suitable size.
having pubic hair

undergrows
third-person singular simple present indicative of undergrow

underheat
To heat insufficiently.

underheated
simple past and past participle of underheat

underheating
present participle and gerund of underheat

underheats
third-person singular simple present indicative of underheat

underlaid
simple past and past participle of underlay

underlain
past participle of underlie

underlay
simple past of underlie

underlayer
A layer that is below another layer.
A perpendicular shaft sunk to cut the lode at any required depth.
One who underlays.

underlayered
simple past and past participle of underlayer

underlayering
present participle and gerund of underlayer

underlayers
plural of underlayer

underlaying
present participle and gerund of underlay

underlays
plural of underlay

underlie
To lie in a position directly beneath something.
To lie under or beneath.
To serve as a basis of; form the foundation of.
To be subject to; be liable to answer, as a charge or challenge.
To underlay.

underlies
third-person singular simple present indicative of underlie

underline
A line placed underneath a piece of text in order to provide emphasis or to indicate that it should be viewed in italics or (in electronic documents) that it acts as a hyperlink.
The character _.
An announcement of a theatrical performance to follow, placed in an advertisement for the current one.
A caption beneath a photograph (which may have more than one line of text).

underlineation
Synonym of underlining (“marking text with an underline”).

underlineations
plural of underlineation

underlined
simple past and past participle of underline

underlines
plural of underline

underlining
present participle and gerund of underline

underlinings
plural of underlining

underlive
To live under; live beneath (something); to fail to live up to (something).
To fail to reach (a certain age).
To live on fewer resources than (someone).
To live on insufficient resources.
To live in an overcautious or unfulfilling manner.

underlived
simple past and past participle of underlive

underlives
plural of underlife

underliving
present participle and gerund of underlive

underlying
lying underneath
basic or fundamental
implicit

underlyings
plural of underlying

undermark
To place a mark or marking underneath.

undermarked
simple past and past participle of undermark

undermarking
present participle and gerund of undermark

undermarks
third-person singular simple present indicative of undermark

underpack
To pack too little.
To pack beneath something.

underpacked
simple past and past participle of underpack