Below are the words that matched your query...
Unverbalised
- not made explicit; "the unexpressed terms of the agreement"; "things left unsaid"; "some kind of unspoken agreement"; "his action is clear but his reason remains unstated"
Unvoiced
- not made explicit; "the unexpressed terms of the agreement"; "things left unsaid"; "some kind of unspoken agreement"; "his action is clear but his reason remains unstated"
- produced without vibration of the vocal cords; "unvoiced consonants such as `p' and `k' and `s'"
Unexploited
- undeveloped or unused; "vast unexploited (or undeveloped) natural resources"; "taxes on undeveloped lots are low"
Untapped
- not drawn upon or used; "untapped reserves of coal"; "the untapped stockrooms of our minds"- G.R.Harrison
- not subjected to tapping; "an untapped keg"; "an untapped sugar maple"
Utterable
- capable of being uttered in words or sentences
Unspeakable
- defying expression or description; "indefinable yearnings"; "indescribable beauty"; "ineffable ecstasy"; "inexpressible anguish"; "unspeakable happiness"; "unutterable contempt"; "a thing of untellable splendor"
- exceptionally bad or displeasing;
- too sacred to be uttered; "the ineffable name of the Deity"
Untellable
- defying expression or description; "indefinable yearnings"; "indescribable beauty"; "ineffable ecstasy"; "inexpressible anguish"; "unspeakable happiness"; "unutterable contempt"; "a thing of untellable splendor"
Unresolvable
- not capable of being resolved; "unresolvable confusion"
- not easily solved; "an apparantly insolvable problem"; "public finance...had long presented problems unsolvable or at least unsolved"- C.L.Jones
Unexpansive
- showing no tendency to expand; "unexpansive bodies"
- not given to high spirits or effusiveness; "an unexpansive man"