crackjaw (not comparable)
- Difficult or unpleasant to pronounce.
- a crackjaw language
- a crackjaw name
2009, Patsy Clairmont, All Cracked Up: Experiencing God in the Broken Places:
- Benjamin Disraeli, who was a pretty bright guy—a novelist, debater, and prime minister of England—tried to identify a person once and ended up exclaiming, "A Polish nobleman, a Count somebody; I never can remember their crack-jaw name."