inexpressible

in- +‎ expressible

inexpressible (comparative more inexpressible, superlative most inexpressible)

1. Unable to be expressed; not able to be put into words.

   She felt inexpressible contempt for her attackers.

   • 1934, Henry G. Lamond, An Aviary on the Plains, Sydney: Angus and Robertson, page 205:

     That noise, that awful clamour of uncouthness inexpressible, is the love-call of the storm bird!

   • 1935, George Goodchild, chapter 1, in Death on the Centre Court:

     She mixed furniture with the same fatal profligacy as she mixed drinks, and this outrageous contact between things which were intended by Nature to be kept poles apart gave her an inexpressible thrill.

• inexpressable (very rare)
• unexpressable, unexpressible (rare)
• See also Thesaurus:indescribable

• expressible

• inexpressibility

• counterparts in calculating:
  • innumerable
  • innumerous
  • unnumerable
  • incalculable