immatureness

English

Etymology

From immature +‎ -ness.

Noun

immatureness (uncountable)

1. The quality or state of being immature; immaturity.
   • 1665, Robert Boyle, edited by [John Weyland], Occasional Reflections upon Several Subjects. With a Discourse about Such Kind of Thoughts, Oxford, Oxfordshire: Alex[ander] Ambrose Masson; and sold by John Henry Parker, […], published 1848, →OCLC:

     the immatureness of some [trifles]

Further reading

• “immatureness”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.