Solutions Impossible has 24 entries with similar clues

• 2-letter words
• tcMission Impossible star's initials
• 4-letter words
• esai"mission impossible: dead reckoning part one" co-star morales
• 5-letter words
• idealPossibly impossible dream
• 6-letter words
• stymieSituation from which it is almost impossible to proceed
• kiboshMake impossible to happen
• 8-letter words
• peerlessImpossible to equal
• 9-letter words
• pipedreamImpossible plan
• matchlessImpossible to equal
• invisibleImpossible to see
• 10-letter words
• inimitableImpossible to imitate
• immiscibleImpossible to mix
• 11-letter words
• indomitableImpossible to defeat
• unshockableImpossible to shock
• insuperableImpossible to overcome
• 12-letter words
• irremediableImpossible to remedy
• unpardonableImpossible to forgive
• imponderableImpossible to assess
• 13-letter words
• beyond-recallIn such a way the restoration is impossible
• imperceptibleImpossible to see
• indiscernibleImpossible to see
• 14-letter words
• insurmountableImpossible to overcome
• 15-letter words
• chicken-and-eggWhere it is impossible to differentiate cause from effect
• will-o-the-wispPerson or thing impossible to catch
• 17-letter words
• indistinguishableVery similar, impossible to tell apart