How to spell HELPULL correctly?

Some possible correct suggestions for the misspelling "helpull" are "helpful", "helpfullest" or "helpfulness". These choices all take into account the intended meaning of the misspelled word and offer the closest matches in terms of spelling and sound.

• helpful The information provided by the customer service representative was very helpful in resolving my issue.
• helpfully The teacher responded helpfully to the student's question, providing a clear explanation.

Intertubing

• antedating
• entertain
• entertainer
• entertaining
• inditing
• inner-tubing
• intertwine
• interurban
• intuiting
• undertaking