How to spell DISEASEON correctly?

The correct spelling for "diseaseon" could likely be "disease one". "Diseaseon" doesn't exist as a recognized term, but by separating the words, it becomes clearer that a specific disease is being referred to. Alternatively, "disease on" could imply the presence of a disease on something specific.

• disease The doctor diagnosed him with a rare disease that affected his immune system.
• diseased The diseased apple was thrown away before it could rot any other fruit.
• Diseases Diseases like cancer and HIV continue to impact individuals and communities around the world.

Intertubing

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