How to spell APPNEA correctly?

If you're looking for the correct spelling of "appnea", it is typically spelled as "apnea". The letter "p" should be replaced with "n". So if you're searching for information or discussing sleep-related conditions, using "apnea" as the correct spelling would be more accurate and widely recognized.

• appeal The appeal for donations was successful in raising enough funds to build a new shelter for the homeless.
• appear I only appear to be tired.
• apple I enjoyed eating a crisp and juicy apple for my afternoon snack.

Intertubing

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