How to spell ENDEAVERRING correctly?

When encountering the misspelling "Endeaverring", there are a few possible correct suggestions to consider. Firstly, "Endeavoring" with a single "r" captures the intended meaning of making a determined effort. Additionally, "Endeavouring" adheres to British English spelling conventions. Finally, "Endeavoring" without the extra "r" also denotes the act of striving towards a goal.