Subumbrela or Subumbrella: How To spell?
The word Subumbrela is misspelled against Subumbrella, a noun meaning "The integument of the under surface of the bell, or disk-shaped body, of a jellyfish."
Subumbrella has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings subumbre & a which should not be misspelled with single 'L'
Wrong Spelling:  subumbre-l-a  Correct Spelling:  subumbre-ll-a 
Check more misspelled words of Subumbrella to spell it correct.