English
immenseness
From immense + -ness.
A compound of immense + -ness
Proto-Indo-European *meh₁- ‘to measure’
…
Latin mensus ‘measured’
Latin immensus ‘immeasurable, boundless, endless, vast, immense’
Old French immense
Middle English immens
English immense
Today it means
noun The property of being immense.
Language periods are conventional ranges, not dates for this word.
Etymograph / immenseness