Obses or Obsess: How To spell?
The word Obses is misspelled against Obsess, a verb meaning "To besiege; to beset."
Obsess has double 'ss' in the end mispronounced as 's'Remember double 'SS' appears in the end of this word which should not be misspelled with single 'S'
Wrong Spelling:  obse-s  Correct Spelling:  obse-ss 
Explore spell check of Obsess to spell without errors.