Disalowed or Disallowed: How To spell?

The word Disalowed is misspelled against Disallowed, which is past tense of "Disallow"

Disallowed has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings disa & owed which should not be misspelled with single 'L'
Wrong Spelling:  disa-l-owed 
Correct Spelling:  disa-ll-owed 
Find more incorrect spellings of Disallowed to spell right way.