Ruble or Rubble: How To spell?
The word Ruble is misspelled against Rubble, a noun meaning "A mass or stratum of fragments or rock lying under the alluvium, and derived from the neighboring rock."
Rubble has double "bb" is mispronounced as "b"Remember double 'BB' in between the strings Ru & le which should not be misspelled with single 'B'
Wrong Spelling:  Ru-b-le  Correct Spelling:  Ru-bb-le 
Check more misspelled words of Rubble to spell it correct.