English
interminableness
From interminable + -ness.
Formed from interminable + -ness
Proto-Indo-European *térmn̥ ‘boundary, end’
…
Latin terminō ‘to finish, end’
Late Latin interminābilis ‘interminable, endless’
Middle French interminable
Middle English interminable
English interminable
Today it means
noun The state or condition of being interminable.
Language periods are conventional ranges, not dates for this word.
Etymograph / interminableness