How to spell FAILPROOF correctly?

If you often misspell "failproof", here are a few suggestions to ensure correct spelling. Firstly, the correct term is "foolproof", meaning something is designed to prevent failure. Alternatively, you can use "fail-safe" or "unfailing" to convey the same idea. Remember to double-check your spelling to avoid confusion!

• foolproof This recipe is foolproof, so there's no need to worry about making a mistake.
• rainproof This rainproof jacket will keep you dry on a rainy day.

Intertubing

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