ineffability.

The quality of being too difficult, powerful, or subtle to express fully in words.

Use it for

Words that belong together

• ineffability of the experience
• ineffability of grief

On the page

She wrote about the ineffability of grief without pretending that silence made it disappear.

Usage notes

Primary category: literary / elevated general. Forms: Usually uncountable; no ordinary plural in this sense. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings. Established modern English lexical item. No separate regional spelling or grammatical inflection entry. Writing functions: description, interpretation. Commonness: moderately common.