How to spell RIGAROUS correctly?

The correct spelling of the word is "rigorous". Possible suggestions for correcting the misspelling may include using spell-check, consulting a dictionary or asking someone else for assistance in proofreading.

• rigorous Regrettably, the rigorous exam requirements at our school are stringent.
• vigorous Her vigorous workout regimen has kept her in great shape.

Intertubing

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