How to spell RIGIROUS correctly?

The correct spelling for "rigirous" is rigorous. Some possible suggestions to correct the misspelling include double-checking spelling using a spell checker, referring to a dictionary or using cognitive strategies such as phonetic rules to sound out the word before spelling it.

• rigorous The scientist conducted a rigorous experiment to test their hypothesis.
• vigorous She gave her vigorous nod of agreement.

Intertubing

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