Unpronounceable

verb (used with object), pronounced, pronouncing.
1.
to enunciate or articulate (sounds, words, sentences, etc.).
2.
to utter or sound in a particular manner in speaking:
He pronounces his words indistinctly.
3.
to utter or articulate in the accepted or correct manner:
I can’t pronounce this word.
4.
to declare (a person or thing) to be as specified:
She pronounced it the best salmon she had ever tasted.
5.
to utter or deliver formally or solemnly:
to pronounce sentence.
6.
to announce authoritatively or officially:
The judge pronounced the defendant guilty.
7.
to indicate the pronunciation of (words) by providing a phonetic transcription:
This dictionary pronounces most of the words entered.
verb (used without object), pronounced, pronouncing.
8.
to pronounce words, phrases, etc.
9.
to make a statement or assertion, especially an authoritative statement (often followed by on):
He was required to pronounce on the findings of his research.
10.
to give an opinion or decision (usually followed by on):
to pronounce on an important matter.
11.
to indicate the pronunciation of words:
a spelling book that pronounces.
unpronounceable
/ˌʌnprəˈnaʊnsəbəl/
adjective
1.
not able to be uttered or articulated
verb
1.
to utter or articulate (a sound or sequence of sounds)
2.
(transitive) to utter or articulate (sounds or words) in the correct way
3.
(transitive; may take a clause as object) to proclaim officially and solemnly: I now pronounce you man and wife
4.
(when transitive, may take a clause as object) to declare as one’s judgment: to pronounce the death sentence upon someone
5.
(transitive) to make a phonetic transcription of (sounds or words)