How to spell OLUR correctly?

We think the word olur is a misspelling. It could be just an incorrect spelling of the words which are suggested below. Review the list and pick the word which you think is the most suitable.

• blur I need to clean my glasses, everything is starting to blur.
• lour The sky began to lour with dark clouds, signaling an impending storm.
• Our Our team worked tirelessly to complete the project on time.
• slur It's not okay to use a racial slur.

Intertubing

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