What is the Latin word for inner?

The usual Latin words for “inner” are interior, spatium. The right choice depends on the sense; see the distinctions below.

English → Latin

“inner” in Latin

interiorinner, interior; nearer; more secret, unknown spatiumspace, room, extent; distance between points; a square, walk, or promenade

Riddle & Arnold A Copious and Critical English–Latin Lexicon, 1864

inner

interior (e.g., aedium pars, spatium, etc.). The inner man, interior homo (i. e., his soul, life, etc.; Plaut., Asin., 3, 3, 66).

Quick answer

What is the Latin word for inner?: The usual Latin words for “inner” are interior, spatium. The right choice depends on the sense; see the distinctions below.

Entry from J. E. Riddle & T. K. Arnold, A Copious and Critical English–Latin Lexicon (rev. C. Anthon, New York: Harper, 1864), digitised by Fergus J. P. Walsh, CC BY-SA 4.0; Latin markup adapted by latindictionary.co.