The word Sulboat is misspelled against Sailboat, a noun meaning "A boat propelled by a sail or sails."
-->
Word contains consecutive vowels 'AI' in between alphabets s & lboat is misspelled as 'U'
Wrong Spelling:  s-u-lboat 
Correct Spelling:  s-ai-lboat 
Check more misspelled words of Sailboat to spell it correct.