Unumbered or Unnumbered: How To spell?
The word Unumbered is misspelled against Unnumbered, an adjective meaning "Not numbered; not counted or estimated; innumerable."
Unnumbered has double "nn" is mispronounced as "n"Remember double 'NN' in between the strings u & umbered which should not be misspelled with single 'N'
Wrong Spelling:  u-n-umbered  Correct Spelling:  u-nn-umbered 
Check more misspelled words of Unnumbered to spell it correct.