unchangeableness

== English == === Etymology === From unchangeable +‎ -ness. === Noun === unchangeableness (uncountable) The quality or state of being unchangeable; immutability. === Further reading === William Dwight Whitney, Benjamin E[li] Smith, editors (1911), “unchangeableness”, in The Century Dictionary […], New York, N.Y.: The Century Co., →OCLC.