inness

English

Etymology

in +‎ -ness

Noun

inness (uncountable)

1. The quality of being in, or inside.
   • 1888, The Twentieth Century, volume 23, page 156:

     The forces which work in and upon organic life know nothing of outness and inness. They shine through the materials which they build up and mould, as light shines through the clearest glass.