unexpressible

/ˌʌnɪkˈsprɛsəbəl/
adjective
  1. Impossible to express in words; too strong or deep for words.
    • His gratitude for the rescue was unexpressible, and he could only hug his savior.
    • She felt an unexpressible joy when she saw her daughter graduate.
    • The beauty of the sunset was unexpressible, leaving the whole group silent.
Antonyms
What does "unexpressible" mean? | whatsthatwordmean | whatsthatwordmean