Atol or Atoll: How To spell?
The word Atol is misspelled against Atoll, a noun meaning "A coral island or islands, consisting of a belt of coral reef, partly submerged, surrounding a central lagoon or depression; a lagoon island."
Atoll has double 'll' in the end mispronounced as 'l'Remember double 'LL' appears in the end of this word which should not be misspelled with single 'L'
Wrong Spelling:  ato-l  Correct Spelling:  ato-ll 
Find more incorrect spellings of Atoll to spell right way.