Feston or Festoon: How To spell?
The word Feston is misspelled against Festoon, a noun meaning "A carved ornament consisting of flowers, and leaves, intermixed or twisted together, wound with a ribbon, and hanging or depending in a natural curve. See Illust. of Bucranium."
Festoon has double "oo" is mispronounced as "o"Remember double 'OO' in between the strings fest & n which should not be misspelled with single 'O'
Wrong Spelling:  fest-o-n  Correct Spelling:  fest-oo-n 
Find more incorrect spellings of Festoon to spell right way.