Below are the words that matched your query...
Unredeemable
- insusceptible of reform; "vicious irreclaimable boys"; "irredeemable sinners"
Unseeable
- impossible or nearly impossible to see; imperceptible by the eye; "the invisible man"; "invisible rays"; "an invisible hinge"; "invisible mending"
Ultraviolet
- having or employing wavelengths shorter than light but longer than X-rays; lying outside the visible spectrum at its violet end; "ultraviolet radiation"; "an ultraviolet lamp"
- having a wavelength shorter than that of the violet end of the visible spectrum but longer than that of X-rays.
- radiation lying in the ultraviolet range; wave lengths shorter than light but longer than X rays
Unseeyn
- not seen or perceived; "unseen natural resources"
Uncoerced
- not brought about by coercion or force; "the confession was uncoerced"
Unvoluntary
- not subject to the control of the will; "involuntary manslaughter"; "involuntary servitude"; "an involuntary shudder"; "It (becoming a hero) was involuntary. They sank my boat"- John F.Kennedy
Unwilled
- without deliberate volition
- without deliberate intent; "my heart with unwilled love grew warm"- George Macdonald
Unwilling
- in spite of contrary volition
- not disposed or inclined toward; "an unwilling assistant"; "unwilling to face facts"
Undefendable
- not defended or capable of being defended; "an open city"; "open to attack"
Undefended
- not defended or capable of being defended; "an open city"; "open to attack"