what is the difference between grateful and greatfull

Grateful is the correct spelling, and greatful should be universally avoided.Greatful is a common misspelling for the word grateful. Grateful is the correct spelling of the words.

Grateful means "feeling or showing an appreciation for something done or received". "I'm grateful to you for all your help" synonyms:thankful, filled with gratitude, appreciative.

"Grateful" is correct and "greatfull" is an incorrect word.